64975990

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{59611}}^1$

素因数の和:59727

約数の個数: 16

約数和(自身を含む): 118031760

約数和(自身を除く): 53055770

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 59611, 119222, 298055, 596110, 6497599, 12995198, 32487995, 64975990]

約数ペア:

[(1, 64975990), (2, 32487995), (5, 12995198), (10, 6497599), (109, 596110), (218, 298055), (545, 119222), (1090, 59611)]