66603325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 84637440

約数和(自身を除く): 18034115

約数列:

[1, 5, 25, 71, 157, 239, 355, 785, 1195, 1775, 3925, 5975, 11147, 16969, 37523, 55735, 84845, 187615, 278675, 424225, 938075, 2664133, 13320665, 66603325]

約数ペア:

[(1, 66603325), (5, 13320665), (25, 2664133), (71, 938075), (157, 424225), (239, 278675), (355, 187615), (785, 84845), (1195, 55735), (1775, 37523), (3925, 16969), (5975, 11147)]