61649620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{29927}}^1$

素因数の和:30039

約数の個数: 24

約数和(自身を含む): 130725504

約数和(自身を除く): 69075884

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 29927, 59854, 119708, 149635, 299270, 598540, 3082481, 6164962, 12329924, 15412405, 30824810, 61649620]

約数ペア:

[(1, 61649620), (2, 30824810), (4, 15412405), (5, 12329924), (10, 6164962), (20, 3082481), (103, 598540), (206, 299270), (412, 149635), (515, 119708), (1030, 59854), (2060, 29927)]