20121120250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{569}}^1$

素因数の和:782

約数の個数: 192

約数和(自身を含む): 47683883520

約数和(自身を除く): 27562763270

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 121, 125, 154, 167, 175, 242, 250, 275, 334, 350, 385, 550, 569, 605, 770, 835, 847, 875, 1138, 1169, 1210, 1375, 1670, 1694, 1750, 1837, 1925, 2338, 2750, 2845, 3025, 3674, 3850, 3983, 4175, 4235, 5690, 5845, 6050, 6259, 7966, 8350, 8470, 9185, 9625, 11690, 12518, 12859, 14225, 15125, 18370, 19250, 19915, 20207, 20875, 21175, 25718, 28450, 29225, 30250, 31295, 39830, 40414, 41750, 42350, 43813, 45925, 58450, 62590, 64295, 68849, 71125, 87626, 91850, 95023, 99575, 101035, 105875, 128590, 137698, 141449, 142250, 146125, 156475, 190046, 199150, 202070, 211750, 219065, 229625, 282898, 292250, 312950, 321475, 344245, 438130, 459250, 475115, 481943, 497875, 505175, 642950, 665161, 688490, 707245, 782375, 950230, 963886, 995750, 1010350, 1045253, 1095325, 1330322, 1414490, 1564750, 1607375, 1721225, 2090506, 2190650, 2375575, 2409715, 2525875, 3214750, 3325805, 3442450, 3536225, 4751150, 4819430, 5051750, 5226265, 5476625, 6651610, 7072450, 7316771, 8606125, 10452530, 10953250, 11497783, 11877875, 12048575, 14633542, 16629025, 17212250, 17681125, 22995566, 23755750, 24097150, 26131325, 33258050, 35362250, 36583855, 52262650, 57488915, 60242875, 73167710, 80484481, 83145125, 114977830, 120485750, 130656625, 160968962, 166290250, 182919275, 261313250, 287444575, 365838550, 402422405, 574889150, 804844810, 914596375, 1437222875, 1829192750, 2012112025, 2874445750, 4024224050, 10060560125, 20121120250]

約数ペア:

[(1, 20121120250), (2, 10060560125), (5, 4024224050), (7, 2874445750), (10, 2012112025), (11, 1829192750), (14, 1437222875), (22, 914596375), (25, 804844810), (35, 574889150), (50, 402422405), (55, 365838550), (70, 287444575), (77, 261313250), (110, 182919275), (121, 166290250), (125, 160968962), (154, 130656625), (167, 120485750), (175, 114977830), (242, 83145125), (250, 80484481), (275, 73167710), (334, 60242875), (350, 57488915), (385, 52262650), (550, 36583855), (569, 35362250), (605, 33258050), (770, 26131325), (835, 24097150), (847, 23755750), (875, 22995566), (1138, 17681125), (1169, 17212250), (1210, 16629025), (1375, 14633542), (1670, 12048575), (1694, 11877875), (1750, 11497783), (1837, 10953250), (1925, 10452530), (2338, 8606125), (2750, 7316771), (2845, 7072450), (3025, 6651610), (3674, 5476625), (3850, 5226265), (3983, 5051750), (4175, 4819430), (4235, 4751150), (5690, 3536225), (5845, 3442450), (6050, 3325805), (6259, 3214750), (7966, 2525875), (8350, 2409715), (8470, 2375575), (9185, 2190650), (9625, 2090506), (11690, 1721225), (12518, 1607375), (12859, 1564750), (14225, 1414490), (15125, 1330322), (18370, 1095325), (19250, 1045253), (19915, 1010350), (20207, 995750), (20875, 963886), (21175, 950230), (25718, 782375), (28450, 707245), (29225, 688490), (30250, 665161), (31295, 642950), (39830, 505175), (40414, 497875), (41750, 481943), (42350, 475115), (43813, 459250), (45925, 438130), (58450, 344245), (62590, 321475), (64295, 312950), (68849, 292250), (71125, 282898), (87626, 229625), (91850, 219065), (95023, 211750), (99575, 202070), (101035, 199150), (105875, 190046), (128590, 156475), (137698, 146125), (141449, 142250)]