66704875

素因数分解:

$5^3\times {\mathrm{223}}^1\times {\mathrm{2393}}^1$

素因数の和:2631

約数の個数: 16

約数和(自身を含む): 83655936

約数和(自身を除く): 16951061

約数列:

[1, 5, 25, 125, 223, 1115, 2393, 5575, 11965, 27875, 59825, 299125, 533639, 2668195, 13340975, 66704875]

約数ペア:

[(1, 66704875), (5, 13340975), (25, 2668195), (125, 533639), (223, 299125), (1115, 59825), (2393, 27875), (5575, 11965)]