63947480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 148055040

約数和(自身を除く): 84107560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 107, 134, 214, 223, 268, 335, 428, 446, 535, 536, 670, 856, 892, 1070, 1115, 1340, 1784, 2140, 2230, 2680, 4280, 4460, 7169, 8920, 14338, 14941, 23861, 28676, 29882, 35845, 47722, 57352, 59764, 71690, 74705, 95444, 119305, 119528, 143380, 149410, 190888, 238610, 286760, 298820, 477220, 597640, 954440, 1598687, 3197374, 6394748, 7993435, 12789496, 15986870, 31973740, 63947480]

約数ペア:

[(1, 63947480), (2, 31973740), (4, 15986870), (5, 12789496), (8, 7993435), (10, 6394748), (20, 3197374), (40, 1598687), (67, 954440), (107, 597640), (134, 477220), (214, 298820), (223, 286760), (268, 238610), (335, 190888), (428, 149410), (446, 143380), (535, 119528), (536, 119305), (670, 95444), (856, 74705), (892, 71690), (1070, 59764), (1115, 57352), (1340, 47722), (1784, 35845), (2140, 29882), (2230, 28676), (2680, 23861), (4280, 14941), (4460, 14338), (7169, 8920)]