81480652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{31387}}^1$

素因数の和:31461

約数の個数: 24

約数和(自身を含む): 158195520

約数和(自身を除く): 76714868

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 31387, 62774, 125548, 345257, 690514, 1381028, 1851833, 3703666, 7407332, 20370163, 40740326, 81480652]

約数ペア:

[(1, 81480652), (2, 40740326), (4, 20370163), (11, 7407332), (22, 3703666), (44, 1851833), (59, 1381028), (118, 690514), (236, 345257), (649, 125548), (1298, 62774), (2596, 31387)]