256194575

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5927}}^1$

素因数の和:5976

約数の個数: 48

約数和(自身を含む): 411640320

約数和(自身を除く): 155445745

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 455, 475, 665, 1235, 1729, 2275, 3325, 5927, 6175, 8645, 29635, 41489, 43225, 77051, 112613, 148175, 207445, 385255, 539357, 563065, 788291, 1037225, 1463969, 1926275, 2696785, 2815325, 3941455, 7319845, 10247783, 13483925, 19707275, 36599225, 51238915, 256194575]

約数ペア:

[(1, 256194575), (5, 51238915), (7, 36599225), (13, 19707275), (19, 13483925), (25, 10247783), (35, 7319845), (65, 3941455), (91, 2815325), (95, 2696785), (133, 1926275), (175, 1463969), (247, 1037225), (325, 788291), (455, 563065), (475, 539357), (665, 385255), (1235, 207445), (1729, 148175), (2275, 112613), (3325, 77051), (5927, 43225), (6175, 41489), (8645, 29635)]