261036359990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13339}}^1\times {\mathrm{4583}}^1$

素因数の和:17997

約数の個数: 64

約数和(自身を含む): 545952199680

約数和(自身を除く): 284915839690

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4583, 9166, 13339, 22915, 26678, 32081, 45830, 64162, 66695, 93373, 133390, 160405, 186746, 279563, 320810, 466865, 559126, 813679, 933730, 1397815, 1627358, 1956941, 2795630, 3913882, 4068395, 5695753, 8136790, 9784705, 11391506, 19569410, 28478765, 56957530, 61132637, 122265274, 305663185, 427928459, 611326370, 855856918, 2139642295, 3729090857, 4279284590, 7458181714, 18645454285, 26103635999, 37290908570, 52207271998, 130518179995, 261036359990]

約数ペア:

[(1, 261036359990), (2, 130518179995), (5, 52207271998), (7, 37290908570), (10, 26103635999), (14, 18645454285), (35, 7458181714), (61, 4279284590), (70, 3729090857), (122, 2139642295), (305, 855856918), (427, 611326370), (610, 427928459), (854, 305663185), (2135, 122265274), (4270, 61132637), (4583, 56957530), (9166, 28478765), (13339, 19569410), (22915, 11391506), (26678, 9784705), (32081, 8136790), (45830, 5695753), (64162, 4068395), (66695, 3913882), (93373, 2795630), (133390, 1956941), (160405, 1627358), (186746, 1397815), (279563, 933730), (320810, 813679), (466865, 559126)]