25031050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 51585984

約数和(自身を除く): 26554934

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 550, 641, 710, 781, 1282, 1562, 1775, 3205, 3550, 3905, 6410, 7051, 7810, 14102, 16025, 19525, 32050, 35255, 39050, 45511, 70510, 91022, 176275, 227555, 352550, 455110, 500621, 1001242, 1137775, 2275550, 2503105, 5006210, 12515525, 25031050]

約数ペア:

[(1, 25031050), (2, 12515525), (5, 5006210), (10, 2503105), (11, 2275550), (22, 1137775), (25, 1001242), (50, 500621), (55, 455110), (71, 352550), (110, 227555), (142, 176275), (275, 91022), (355, 70510), (550, 45511), (641, 39050), (710, 35255), (781, 32050), (1282, 19525), (1562, 16025), (1775, 14102), (3205, 7810), (3550, 7051), (3905, 6410)]