64677904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130399}}^1$

素因数の和:130438

約数の個数: 20

約数和(自身を含む): 129356800

約数和(自身を除く): 64678896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130399, 260798, 521596, 1043192, 2086384, 4042369, 8084738, 16169476, 32338952, 64677904]

約数ペア:

[(1, 64677904), (2, 32338952), (4, 16169476), (8, 8084738), (16, 4042369), (31, 2086384), (62, 1043192), (124, 521596), (248, 260798), (496, 130399)]