201291610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 408240000

約数和(自身を除く): 206948390

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 107, 130, 145, 214, 290, 377, 499, 535, 754, 998, 1070, 1391, 1885, 2495, 2782, 3103, 3770, 4990, 6206, 6487, 6955, 12974, 13910, 14471, 15515, 28942, 31030, 32435, 40339, 53393, 64870, 72355, 80678, 106786, 144710, 188123, 201695, 266965, 376246, 403390, 533930, 694109, 940615, 1388218, 1548397, 1881230, 3096794, 3470545, 6941090, 7741985, 15483970, 20129161, 40258322, 100645805, 201291610]

約数ペア:

[(1, 201291610), (2, 100645805), (5, 40258322), (10, 20129161), (13, 15483970), (26, 7741985), (29, 6941090), (58, 3470545), (65, 3096794), (107, 1881230), (130, 1548397), (145, 1388218), (214, 940615), (290, 694109), (377, 533930), (499, 403390), (535, 376246), (754, 266965), (998, 201695), (1070, 188123), (1391, 144710), (1885, 106786), (2495, 80678), (2782, 72355), (3103, 64870), (3770, 53393), (4990, 40339), (6206, 32435), (6487, 31030), (6955, 28942), (12974, 15515), (13910, 14471)]