4001650

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:666

約数の個数: 24

約数和(自身を含む): 7503984

約数和(自身を除く): 3502334

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 491, 815, 982, 1630, 2455, 4075, 4910, 8150, 12275, 24550, 80033, 160066, 400165, 800330, 2000825, 4001650]

約数ペア:

[(1, 4001650), (2, 2000825), (5, 800330), (10, 400165), (25, 160066), (50, 80033), (163, 24550), (326, 12275), (491, 8150), (815, 4910), (982, 4075), (1630, 2455)]