91005070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2789}}^1$

素因数の和:3060

約数の個数: 32

約数和(自身を含む): 177176160

約数和(自身を除く): 86171090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2510, 2789, 3263, 5578, 6526, 13945, 16315, 27890, 32630, 36257, 72514, 181285, 362570, 700039, 1400078, 3500195, 7000390, 9100507, 18201014, 45502535, 91005070]

約数ペア:

[(1, 91005070), (2, 45502535), (5, 18201014), (10, 9100507), (13, 7000390), (26, 3500195), (65, 1400078), (130, 700039), (251, 362570), (502, 181285), (1255, 72514), (2510, 36257), (2789, 32630), (3263, 27890), (5578, 16315), (6526, 13945)]