155521025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 218462208

約数和(自身を除く): 62941183

約数列:

[1, 5, 11, 25, 55, 61, 73, 127, 275, 305, 365, 635, 671, 803, 1397, 1525, 1825, 3175, 3355, 4015, 4453, 6985, 7747, 9271, 16775, 20075, 22265, 34925, 38735, 46355, 48983, 85217, 101981, 111325, 193675, 231775, 244915, 426085, 509905, 565531, 1224575, 2130425, 2549525, 2827655, 6220841, 14138275, 31104205, 155521025]

約数ペア:

[(1, 155521025), (5, 31104205), (11, 14138275), (25, 6220841), (55, 2827655), (61, 2549525), (73, 2130425), (127, 1224575), (275, 565531), (305, 509905), (365, 426085), (635, 244915), (671, 231775), (803, 193675), (1397, 111325), (1525, 101981), (1825, 85217), (3175, 48983), (3355, 46355), (4015, 38735), (4453, 34925), (6985, 22265), (7747, 20075), (9271, 16775)]