61508980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{236573}}^1$

素因数の和:236595

約数の個数: 24

約数和(自身を含む): 139105512

約数和(自身を除く): 77596532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 236573, 473146, 946292, 1182865, 2365730, 3075449, 4731460, 6150898, 12301796, 15377245, 30754490, 61508980]

約数ペア:

[(1, 61508980), (2, 30754490), (4, 15377245), (5, 12301796), (10, 6150898), (13, 4731460), (20, 3075449), (26, 2365730), (52, 1182865), (65, 946292), (130, 473146), (260, 236573)]