64966070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499739}}^1$

素因数の和:499759

約数の個数: 16

約数和(自身を含む): 125934480

約数和(自身を除く): 60968410

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 499739, 999478, 2498695, 4997390, 6496607, 12993214, 32483035, 64966070]

約数ペア:

[(1, 64966070), (2, 32483035), (5, 12993214), (10, 6496607), (13, 4997390), (26, 2498695), (65, 999478), (130, 499739)]