20126703750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1176

約数の個数: 160

約数和(自身を含む): 53450990208

約数和(自身を除く): 33324286458

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 125, 150, 170, 250, 255, 375, 425, 491, 510, 625, 643, 750, 850, 982, 1250, 1275, 1286, 1473, 1875, 1929, 2125, 2455, 2550, 2946, 3215, 3750, 3858, 4250, 4910, 6375, 6430, 7365, 8347, 9645, 10625, 10931, 12275, 12750, 14730, 16075, 16694, 19290, 21250, 21862, 24550, 25041, 31875, 32150, 32793, 36825, 41735, 48225, 50082, 54655, 61375, 63750, 65586, 73650, 80375, 83470, 96450, 109310, 122750, 125205, 160750, 163965, 184125, 208675, 241125, 250410, 273275, 306875, 315713, 327930, 368250, 401875, 417350, 482250, 546550, 613750, 626025, 631426, 803750, 819825, 920625, 947139, 1043375, 1205625, 1252050, 1366375, 1578565, 1639650, 1841250, 1894278, 2086750, 2411250, 2732750, 3130125, 3157130, 4099125, 4735695, 5216875, 5367121, 6260250, 6831875, 7892825, 8198250, 9471390, 10433750, 10734242, 13663750, 15650625, 15785650, 16101363, 20495625, 23678475, 26835605, 31301250, 32202726, 39464125, 40991250, 47356950, 53671210, 78928250, 80506815, 118392375, 134178025, 161013630, 197320625, 236784750, 268356050, 394641250, 402534075, 591961875, 670890125, 805068150, 1183923750, 1341780250, 2012670375, 3354450625, 4025340750, 6708901250, 10063351875, 20126703750]

約数ペア:

[(1, 20126703750), (2, 10063351875), (3, 6708901250), (5, 4025340750), (6, 3354450625), (10, 2012670375), (15, 1341780250), (17, 1183923750), (25, 805068150), (30, 670890125), (34, 591961875), (50, 402534075), (51, 394641250), (75, 268356050), (85, 236784750), (102, 197320625), (125, 161013630), (150, 134178025), (170, 118392375), (250, 80506815), (255, 78928250), (375, 53671210), (425, 47356950), (491, 40991250), (510, 39464125), (625, 32202726), (643, 31301250), (750, 26835605), (850, 23678475), (982, 20495625), (1250, 16101363), (1275, 15785650), (1286, 15650625), (1473, 13663750), (1875, 10734242), (1929, 10433750), (2125, 9471390), (2455, 8198250), (2550, 7892825), (2946, 6831875), (3215, 6260250), (3750, 5367121), (3858, 5216875), (4250, 4735695), (4910, 4099125), (6375, 3157130), (6430, 3130125), (7365, 2732750), (8347, 2411250), (9645, 2086750), (10625, 1894278), (10931, 1841250), (12275, 1639650), (12750, 1578565), (14730, 1366375), (16075, 1252050), (16694, 1205625), (19290, 1043375), (21250, 947139), (21862, 920625), (24550, 819825), (25041, 803750), (31875, 631426), (32150, 626025), (32793, 613750), (36825, 546550), (41735, 482250), (48225, 417350), (50082, 401875), (54655, 368250), (61375, 327930), (63750, 315713), (65586, 306875), (73650, 273275), (80375, 250410), (83470, 241125), (96450, 208675), (109310, 184125), (122750, 163965), (125205, 160750)]