64528945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1609}}^1$

素因数の和:2244

約数の個数: 16

約数和(自身を含む): 83578320

約数和(自身を除く): 19049375

約数列:

[1, 5, 13, 65, 617, 1609, 3085, 8021, 8045, 20917, 40105, 104585, 992753, 4963765, 12905789, 64528945]

約数ペア:

[(1, 64528945), (5, 12905789), (13, 4963765), (65, 992753), (617, 104585), (1609, 40105), (3085, 20917), (8021, 8045)]