210828400

素因数分解:

$2^4\times 5^2\times {\mathrm{527071}}^1$

素因数の和:527089

約数の個数: 30

約数和(自身を含む): 506516192

約数和(自身を除く): 295687792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 527071, 1054142, 2108284, 2635355, 4216568, 5270710, 8433136, 10541420, 13176775, 21082840, 26353550, 42165680, 52707100, 105414200, 210828400]

約数ペア:

[(1, 210828400), (2, 105414200), (4, 52707100), (5, 42165680), (8, 26353550), (10, 21082840), (16, 13176775), (20, 10541420), (25, 8433136), (40, 5270710), (50, 4216568), (80, 2635355), (100, 2108284), (200, 1054142), (400, 527071)]