65326664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4519}}^1$

素因数の和:4677

約数の個数: 32

約数和(自身を含む): 132888000

約数和(自身を除く): 67561336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 139, 278, 556, 1112, 1807, 3614, 4519, 7228, 9038, 14456, 18076, 36152, 58747, 117494, 234988, 469976, 628141, 1256282, 2512564, 5025128, 8165833, 16331666, 32663332, 65326664]

約数ペア:

[(1, 65326664), (2, 32663332), (4, 16331666), (8, 8165833), (13, 5025128), (26, 2512564), (52, 1256282), (104, 628141), (139, 469976), (278, 234988), (556, 117494), (1112, 58747), (1807, 36152), (3614, 18076), (4519, 14456), (7228, 9038)]