445250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 904176

約数和(自身を除く): 458926

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 137, 250, 274, 325, 650, 685, 1370, 1625, 1781, 3250, 3425, 3562, 6850, 8905, 17125, 17810, 34250, 44525, 89050, 222625, 445250]

約数ペア:

[(1, 445250), (2, 222625), (5, 89050), (10, 44525), (13, 34250), (25, 17810), (26, 17125), (50, 8905), (65, 6850), (125, 3562), (130, 3425), (137, 3250), (250, 1781), (274, 1625), (325, 1370), (650, 685)]