61849960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1609}}^1$

素因数の和:1682

約数の個数: 48

約数和(自身を含む): 143885700

約数和(自身を除く): 82035740

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1609, 1922, 3218, 3844, 4805, 6436, 7688, 8045, 9610, 12872, 16090, 19220, 32180, 38440, 49879, 64360, 99758, 199516, 249395, 399032, 498790, 997580, 1546249, 1995160, 3092498, 6184996, 7731245, 12369992, 15462490, 30924980, 61849960]

約数ペア:

[(1, 61849960), (2, 30924980), (4, 15462490), (5, 12369992), (8, 7731245), (10, 6184996), (20, 3092498), (31, 1995160), (40, 1546249), (62, 997580), (124, 498790), (155, 399032), (248, 249395), (310, 199516), (620, 99758), (961, 64360), (1240, 49879), (1609, 38440), (1922, 32180), (3218, 19220), (3844, 16090), (4805, 12872), (6436, 9610), (7688, 8045)]