87130355

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2719}}^1$

素因数の和:2783

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 36248845

約数列:

[1, 5, 13, 17, 29, 65, 85, 145, 221, 377, 493, 1105, 1885, 2465, 2719, 6409, 13595, 32045, 35347, 46223, 78851, 176735, 231115, 394255, 600899, 1025063, 1340467, 3004495, 5125315, 6702335, 17426071, 87130355]

約数ペア:

[(1, 87130355), (5, 17426071), (13, 6702335), (17, 5125315), (29, 3004495), (65, 1340467), (85, 1025063), (145, 600899), (221, 394255), (377, 231115), (493, 176735), (1105, 78851), (1885, 46223), (2465, 35347), (2719, 32045), (6409, 13595)]