25390196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 50274000

約数和(自身を除く): 24883804

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 113, 116, 149, 226, 298, 377, 452, 596, 754, 1469, 1508, 1937, 2938, 3277, 3874, 4321, 5876, 6554, 7748, 8642, 13108, 16837, 17284, 33674, 42601, 56173, 67348, 85202, 112346, 170404, 218881, 224692, 437762, 488273, 875524, 976546, 1953092, 6347549, 12695098, 25390196]

約数ペア:

[(1, 25390196), (2, 12695098), (4, 6347549), (13, 1953092), (26, 976546), (29, 875524), (52, 488273), (58, 437762), (113, 224692), (116, 218881), (149, 170404), (226, 112346), (298, 85202), (377, 67348), (452, 56173), (596, 42601), (754, 33674), (1469, 17284), (1508, 16837), (1937, 13108), (2938, 8642), (3277, 7748), (3874, 6554), (4321, 5876)]