64990130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{175649}}^1$

素因数の和:175693

約数の個数: 16

約数和(自身を含む): 120144600

約数和(自身を除く): 55154470

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 175649, 351298, 878245, 1756490, 6499013, 12998026, 32495065, 64990130]

約数ペア:

[(1, 64990130), (2, 32495065), (5, 12998026), (10, 6499013), (37, 1756490), (74, 878245), (185, 351298), (370, 175649)]