255655360

素因数分解:

$2^6\times 5^1\times {\mathrm{798923}}^1$

素因数の和:798940

約数の個数: 28

約数和(自身を含む): 608780088

約数和(自身を除く): 353124728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 798923, 1597846, 3195692, 3994615, 6391384, 7989230, 12782768, 15978460, 25565536, 31956920, 51131072, 63913840, 127827680, 255655360]

約数ペア:

[(1, 255655360), (2, 127827680), (4, 63913840), (5, 51131072), (8, 31956920), (10, 25565536), (16, 15978460), (20, 12782768), (32, 7989230), (40, 6391384), (64, 3994615), (80, 3195692), (160, 1597846), (320, 798923)]