55721665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 74027520

約数和(自身を除く): 18305855

約数列:

[1, 5, 17, 41, 59, 85, 205, 271, 295, 697, 1003, 1355, 2419, 3485, 4607, 5015, 11111, 12095, 15989, 23035, 41123, 55555, 79945, 188887, 205615, 271813, 655549, 944435, 1359065, 3277745, 11144333, 55721665]

約数ペア:

[(1, 55721665), (5, 11144333), (17, 3277745), (41, 1359065), (59, 944435), (85, 655549), (205, 271813), (271, 205615), (295, 188887), (697, 79945), (1003, 55555), (1355, 41123), (2419, 23035), (3485, 15989), (4607, 12095), (5015, 11111)]