68283820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1471}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 157280256

約数和(自身を除く): 88996436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 1471, 2110, 2321, 2942, 4220, 4642, 5884, 7355, 9284, 11605, 14710, 16181, 23210, 29420, 32362, 46420, 64724, 80905, 161810, 310381, 323620, 620762, 1241524, 1551905, 3103810, 3414191, 6207620, 6828382, 13656764, 17070955, 34141910, 68283820]

約数ペア:

[(1, 68283820), (2, 34141910), (4, 17070955), (5, 13656764), (10, 6828382), (11, 6207620), (20, 3414191), (22, 3103810), (44, 1551905), (55, 1241524), (110, 620762), (211, 323620), (220, 310381), (422, 161810), (844, 80905), (1055, 64724), (1471, 46420), (2110, 32362), (2321, 29420), (2942, 23210), (4220, 16181), (4642, 14710), (5884, 11605), (7355, 9284)]