50397220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{35491}}^1$

素因数の和:35571

約数の個数: 24

約数和(自身を含む): 107327808

約数和(自身を除く): 56930588

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 35491, 70982, 141964, 177455, 354910, 709820, 2519861, 5039722, 10079444, 12599305, 25198610, 50397220]

約数ペア:

[(1, 50397220), (2, 25198610), (4, 12599305), (5, 10079444), (10, 5039722), (20, 2519861), (71, 709820), (142, 354910), (284, 177455), (355, 141964), (710, 70982), (1420, 35491)]