64628915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{24251}}^1$

素因数の和:24310

約数の個数: 16

約数和(自身を含む): 85561056

約数和(自身を除く): 20932141

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 24251, 121255, 315263, 994291, 1576315, 4971455, 12925783, 64628915]

約数ペア:

[(1, 64628915), (5, 12925783), (13, 4971455), (41, 1576315), (65, 994291), (205, 315263), (533, 121255), (2665, 24251)]