72727580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{26161}}^1$

素因数の和:26309

約数の個数: 24

約数和(自身を含む): 153832560

約数和(自身を除く): 81104980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 26161, 52322, 104644, 130805, 261610, 523220, 3636379, 7272758, 14545516, 18181895, 36363790, 72727580]

約数ペア:

[(1, 72727580), (2, 36363790), (4, 18181895), (5, 14545516), (10, 7272758), (20, 3636379), (139, 523220), (278, 261610), (556, 130805), (695, 104644), (1390, 52322), (2780, 26161)]