69877340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{268759}}^1$

素因数の和:268781

約数の個数: 24

約数和(自身を含む): 158030880

約数和(自身を除く): 88153540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 268759, 537518, 1075036, 1343795, 2687590, 3493867, 5375180, 6987734, 13975468, 17469335, 34938670, 69877340]

約数ペア:

[(1, 69877340), (2, 34938670), (4, 17469335), (5, 13975468), (10, 6987734), (13, 5375180), (20, 3493867), (26, 2687590), (52, 1343795), (65, 1075036), (130, 537518), (260, 268759)]