8313400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 19518840

約数和(自身を除く): 11205440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 211, 394, 422, 788, 844, 985, 1055, 1576, 1688, 1970, 2110, 3940, 4220, 4925, 5275, 7880, 8440, 9850, 10550, 19700, 21100, 39400, 41567, 42200, 83134, 166268, 207835, 332536, 415670, 831340, 1039175, 1662680, 2078350, 4156700, 8313400]

約数ペア:

[(1, 8313400), (2, 4156700), (4, 2078350), (5, 1662680), (8, 1039175), (10, 831340), (20, 415670), (25, 332536), (40, 207835), (50, 166268), (100, 83134), (197, 42200), (200, 41567), (211, 39400), (394, 21100), (422, 19700), (788, 10550), (844, 9850), (985, 8440), (1055, 7880), (1576, 5275), (1688, 4925), (1970, 4220), (2110, 3940)]