63780925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{443}}^2$

素因数の和:909

約数の個数: 18

約数和(自身を含む): 85364762

約数和(自身を除く): 21583837

約数列:

[1, 5, 13, 25, 65, 325, 443, 2215, 5759, 11075, 28795, 143975, 196249, 981245, 2551237, 4906225, 12756185, 63780925]

約数ペア:

[(1, 63780925), (5, 12756185), (13, 4906225), (25, 2551237), (65, 981245), (325, 196249), (443, 143975), (2215, 28795), (5759, 11075)]