25706416

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 51652944

約数和(自身を除く): 25946528

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 173, 251, 296, 346, 502, 592, 692, 1004, 1384, 2008, 2768, 4016, 6401, 9287, 12802, 18574, 25604, 37148, 43423, 51208, 74296, 86846, 102416, 148592, 173692, 347384, 694768, 1606651, 3213302, 6426604, 12853208, 25706416]

約数ペア:

[(1, 25706416), (2, 12853208), (4, 6426604), (8, 3213302), (16, 1606651), (37, 694768), (74, 347384), (148, 173692), (173, 148592), (251, 102416), (296, 86846), (346, 74296), (502, 51208), (592, 43423), (692, 37148), (1004, 25604), (1384, 18574), (2008, 12802), (2768, 9287), (4016, 6401)]