65163580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{397}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 142420320

約数和(自身を除く): 77256740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 283, 290, 397, 566, 580, 794, 1132, 1415, 1588, 1985, 2830, 3970, 5660, 7940, 8207, 11513, 16414, 23026, 32828, 41035, 46052, 57565, 82070, 112351, 115130, 164140, 224702, 230260, 449404, 561755, 1123510, 2247020, 3258179, 6516358, 13032716, 16290895, 32581790, 65163580]

約数ペア:

[(1, 65163580), (2, 32581790), (4, 16290895), (5, 13032716), (10, 6516358), (20, 3258179), (29, 2247020), (58, 1123510), (116, 561755), (145, 449404), (283, 230260), (290, 224702), (397, 164140), (566, 115130), (580, 112351), (794, 82070), (1132, 57565), (1415, 46052), (1588, 41035), (1985, 32828), (2830, 23026), (3970, 16414), (5660, 11513), (7940, 8207)]