64686830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26189}}^1$

素因数の和:26228

約数の個数: 32

約数和(自身を含む): 131997600

約数和(自身を除く): 67310770

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 26189, 52378, 130945, 261890, 340457, 497591, 680914, 995182, 1702285, 2487955, 3404570, 4975910, 6468683, 12937366, 32343415, 64686830]

約数ペア:

[(1, 64686830), (2, 32343415), (5, 12937366), (10, 6468683), (13, 4975910), (19, 3404570), (26, 2487955), (38, 1702285), (65, 995182), (95, 680914), (130, 497591), (190, 340457), (247, 261890), (494, 130945), (1235, 52378), (2470, 26189)]