64287925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 93744000

約数和(自身を除く): 29456075

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 145, 247, 325, 359, 377, 475, 551, 725, 1235, 1795, 1885, 2755, 4667, 6175, 6821, 7163, 8975, 9425, 10411, 13775, 23335, 34105, 35815, 52055, 88673, 116675, 135343, 170525, 179075, 197809, 260275, 443365, 676715, 989045, 2216825, 2571517, 3383575, 4945225, 12857585, 64287925]

約数ペア:

[(1, 64287925), (5, 12857585), (13, 4945225), (19, 3383575), (25, 2571517), (29, 2216825), (65, 989045), (95, 676715), (145, 443365), (247, 260275), (325, 197809), (359, 179075), (377, 170525), (475, 135343), (551, 116675), (725, 88673), (1235, 52055), (1795, 35815), (1885, 34105), (2755, 23335), (4667, 13775), (6175, 10411), (6821, 9425), (7163, 8975)]