6625400

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 15575640

約数和(自身を除く): 8950240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 211, 314, 422, 628, 785, 844, 1055, 1256, 1570, 1688, 2110, 3140, 3925, 4220, 5275, 6280, 7850, 8440, 10550, 15700, 21100, 31400, 33127, 42200, 66254, 132508, 165635, 265016, 331270, 662540, 828175, 1325080, 1656350, 3312700, 6625400]

約数ペア:

[(1, 6625400), (2, 3312700), (4, 1656350), (5, 1325080), (8, 828175), (10, 662540), (20, 331270), (25, 265016), (40, 165635), (50, 132508), (100, 66254), (157, 42200), (200, 33127), (211, 31400), (314, 21100), (422, 15700), (628, 10550), (785, 8440), (844, 7850), (1055, 6280), (1256, 5275), (1570, 4220), (1688, 3925), (2110, 3140)]