20804501250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7487}}^1$

素因数の和:7547

約数の個数: 240

約数和(自身を含む): 63861557760

約数和(自身を除く): 43057056510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 25, 26, 30, 38, 39, 45, 50, 57, 65, 75, 78, 90, 95, 114, 117, 125, 130, 150, 171, 190, 195, 225, 234, 247, 250, 285, 325, 342, 375, 390, 450, 475, 494, 570, 585, 625, 650, 741, 750, 855, 950, 975, 1125, 1170, 1235, 1250, 1425, 1482, 1625, 1710, 1875, 1950, 2223, 2250, 2375, 2470, 2850, 2925, 3250, 3705, 3750, 4275, 4446, 4750, 4875, 5625, 5850, 6175, 7125, 7410, 7487, 8125, 8550, 9750, 11115, 11250, 11875, 12350, 14250, 14625, 14974, 16250, 18525, 21375, 22230, 22461, 23750, 24375, 29250, 30875, 35625, 37050, 37435, 42750, 44922, 48750, 55575, 61750, 67383, 71250, 73125, 74870, 92625, 97331, 106875, 111150, 112305, 134766, 142253, 146250, 154375, 185250, 187175, 194662, 213750, 224610, 277875, 284506, 291993, 308750, 336915, 374350, 426759, 463125, 486655, 555750, 561525, 583986, 673830, 711265, 853518, 875979, 926250, 935875, 973310, 1123050, 1280277, 1389375, 1422530, 1459965, 1684575, 1751958, 1849289, 1871750, 2133795, 2433275, 2560554, 2778750, 2807625, 2919930, 3369150, 3556325, 3698578, 4267590, 4379895, 4679375, 4866550, 5547867, 5615250, 6401385, 7112650, 7299825, 8422875, 8759790, 9246445, 9358750, 10668975, 11095734, 12166375, 12802770, 14038125, 14599650, 16643601, 16845750, 17781625, 18492890, 21337950, 21899475, 24332750, 27739335, 28076250, 32006925, 33287202, 35563250, 36499125, 42114375, 43798950, 46232225, 53344875, 55478670, 60831875, 64013850, 72998250, 83218005, 84228750, 88908125, 92464450, 106689750, 109497375, 121663750, 138696675, 160034625, 166436010, 177816250, 182495625, 218994750, 231161125, 266724375, 277393350, 320069250, 364991250, 416090025, 462322250, 533448750, 547486875, 693483375, 800173125, 832180050, 1094973750, 1155805625, 1386966750, 1600346250, 2080450125, 2311611250, 3467416875, 4160900250, 6934833750, 10402250625, 20804501250]

約数ペア:

[(1, 20804501250), (2, 10402250625), (3, 6934833750), (5, 4160900250), (6, 3467416875), (9, 2311611250), (10, 2080450125), (13, 1600346250), (15, 1386966750), (18, 1155805625), (19, 1094973750), (25, 832180050), (26, 800173125), (30, 693483375), (38, 547486875), (39, 533448750), (45, 462322250), (50, 416090025), (57, 364991250), (65, 320069250), (75, 277393350), (78, 266724375), (90, 231161125), (95, 218994750), (114, 182495625), (117, 177816250), (125, 166436010), (130, 160034625), (150, 138696675), (171, 121663750), (190, 109497375), (195, 106689750), (225, 92464450), (234, 88908125), (247, 84228750), (250, 83218005), (285, 72998250), (325, 64013850), (342, 60831875), (375, 55478670), (390, 53344875), (450, 46232225), (475, 43798950), (494, 42114375), (570, 36499125), (585, 35563250), (625, 33287202), (650, 32006925), (741, 28076250), (750, 27739335), (855, 24332750), (950, 21899475), (975, 21337950), (1125, 18492890), (1170, 17781625), (1235, 16845750), (1250, 16643601), (1425, 14599650), (1482, 14038125), (1625, 12802770), (1710, 12166375), (1875, 11095734), (1950, 10668975), (2223, 9358750), (2250, 9246445), (2375, 8759790), (2470, 8422875), (2850, 7299825), (2925, 7112650), (3250, 6401385), (3705, 5615250), (3750, 5547867), (4275, 4866550), (4446, 4679375), (4750, 4379895), (4875, 4267590), (5625, 3698578), (5850, 3556325), (6175, 3369150), (7125, 2919930), (7410, 2807625), (7487, 2778750), (8125, 2560554), (8550, 2433275), (9750, 2133795), (11115, 1871750), (11250, 1849289), (11875, 1751958), (12350, 1684575), (14250, 1459965), (14625, 1422530), (14974, 1389375), (16250, 1280277), (18525, 1123050), (21375, 973310), (22230, 935875), (22461, 926250), (23750, 875979), (24375, 853518), (29250, 711265), (30875, 673830), (35625, 583986), (37050, 561525), (37435, 555750), (42750, 486655), (44922, 463125), (48750, 426759), (55575, 374350), (61750, 336915), (67383, 308750), (71250, 291993), (73125, 284506), (74870, 277875), (92625, 224610), (97331, 213750), (106875, 194662), (111150, 187175), (112305, 185250), (134766, 154375), (142253, 146250)]