389701075

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{373}}^1$

素因数の和:508

約数の個数: 36

約数和(自身を含む): 512918560

約数和(自身を除く): 123217485

約数列:

[1, 5, 23, 25, 79, 115, 373, 395, 529, 575, 1817, 1865, 1975, 2645, 8579, 9085, 9325, 13225, 29467, 41791, 42895, 45425, 147335, 197317, 208955, 214475, 677741, 736675, 986585, 1044775, 3388705, 4932925, 15588043, 16943525, 77940215, 389701075]

約数ペア:

[(1, 389701075), (5, 77940215), (23, 16943525), (25, 15588043), (79, 4932925), (115, 3388705), (373, 1044775), (395, 986585), (529, 736675), (575, 677741), (1817, 214475), (1865, 208955), (1975, 197317), (2645, 147335), (8579, 45425), (9085, 42895), (9325, 41791), (13225, 29467)]