78956200

素因数分解:

$2^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1871}}^1$

素因数の和:2098

約数の個数: 48

約数和(自身を含む): 184541760

約数和(自身を除く): 105585560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 211, 422, 844, 1055, 1688, 1871, 2110, 3742, 4220, 5275, 7484, 8440, 9355, 10550, 14968, 18710, 21100, 37420, 42200, 46775, 74840, 93550, 187100, 374200, 394781, 789562, 1579124, 1973905, 3158248, 3947810, 7895620, 9869525, 15791240, 19739050, 39478100, 78956200]

約数ペア:

[(1, 78956200), (2, 39478100), (4, 19739050), (5, 15791240), (8, 9869525), (10, 7895620), (20, 3947810), (25, 3158248), (40, 1973905), (50, 1579124), (100, 789562), (200, 394781), (211, 374200), (422, 187100), (844, 93550), (1055, 74840), (1688, 46775), (1871, 42200), (2110, 37420), (3742, 21100), (4220, 18710), (5275, 14968), (7484, 10550), (8440, 9355)]