81110960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{601}}^1$

素因数の和:862

約数の個数: 80

約数和(自身を含む): 216777792

約数和(自身を除く): 135666832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 560, 601, 964, 1202, 1205, 1687, 1928, 2404, 2410, 3005, 3374, 3856, 4207, 4808, 4820, 6010, 6748, 8414, 8435, 9616, 9640, 12020, 13496, 16828, 16870, 19280, 21035, 24040, 26992, 33656, 33740, 42070, 48080, 67312, 67480, 84140, 134960, 144841, 168280, 289682, 336560, 579364, 724205, 1013887, 1158728, 1448410, 2027774, 2317456, 2896820, 4055548, 5069435, 5793640, 8111096, 10138870, 11587280, 16222192, 20277740, 40555480, 81110960]

約数ペア:

[(1, 81110960), (2, 40555480), (4, 20277740), (5, 16222192), (7, 11587280), (8, 10138870), (10, 8111096), (14, 5793640), (16, 5069435), (20, 4055548), (28, 2896820), (35, 2317456), (40, 2027774), (56, 1448410), (70, 1158728), (80, 1013887), (112, 724205), (140, 579364), (241, 336560), (280, 289682), (482, 168280), (560, 144841), (601, 134960), (964, 84140), (1202, 67480), (1205, 67312), (1687, 48080), (1928, 42070), (2404, 33740), (2410, 33656), (3005, 26992), (3374, 24040), (3856, 21035), (4207, 19280), (4808, 16870), (4820, 16828), (6010, 13496), (6748, 12020), (8414, 9640), (8435, 9616)]