81013670504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{778977601}}^1$

素因数の和:778977620

約数の個数: 16

約数和(自身を含む): 163585296420

約数和(自身を除く): 82571625916

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 778977601, 1557955202, 3115910404, 6231820808, 10126708813, 20253417626, 40506835252, 81013670504]

約数ペア:

[(1, 81013670504), (2, 40506835252), (4, 20253417626), (8, 10126708813), (13, 6231820808), (26, 3115910404), (52, 1557955202), (104, 778977601)]