57121075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:876

約数の個数: 36

約数和(自身を含む): 81338544

約数和(自身を除く): 24217469

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 275, 575, 605, 821, 1265, 2783, 3025, 4105, 6325, 9031, 13915, 18883, 20525, 45155, 69575, 94415, 99341, 207713, 225775, 472075, 496705, 1038565, 2284843, 2483525, 5192825, 11424215, 57121075]

約数ペア:

[(1, 57121075), (5, 11424215), (11, 5192825), (23, 2483525), (25, 2284843), (55, 1038565), (115, 496705), (121, 472075), (253, 225775), (275, 207713), (575, 99341), (605, 94415), (821, 69575), (1265, 45155), (2783, 20525), (3025, 18883), (4105, 13915), (6325, 9031)]