80353676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{11117}}^1$

素因数の和:11273

約数の個数: 24

約数和(自身を含む): 152538960

約数和(自身を除く): 72185284

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 11117, 22234, 44468, 144521, 289042, 578084, 1545263, 3090526, 6181052, 20088419, 40176838, 80353676]

約数ペア:

[(1, 80353676), (2, 40176838), (4, 20088419), (13, 6181052), (26, 3090526), (52, 1545263), (139, 578084), (278, 289042), (556, 144521), (1807, 44468), (3614, 22234), (7228, 11117)]