80676812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{20029}}^1$

素因数の和:20105

約数の個数: 24

約数和(自身を含む): 151426800

約数和(自身を除く): 70749988

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 20029, 40058, 80116, 380551, 761102, 1061537, 1522204, 2123074, 4246148, 20169203, 40338406, 80676812]

約数ペア:

[(1, 80676812), (2, 40338406), (4, 20169203), (19, 4246148), (38, 2123074), (53, 1522204), (76, 1061537), (106, 761102), (212, 380551), (1007, 80116), (2014, 40058), (4028, 20029)]