81124816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2953}}^1$

素因数の和:3079

約数の個数: 40

約数和(自身を含む): 168129864

約数和(自身を除く): 87005048

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 101, 136, 202, 272, 404, 808, 1616, 1717, 2953, 3434, 5906, 6868, 11812, 13736, 23624, 27472, 47248, 50201, 100402, 200804, 298253, 401608, 596506, 803216, 1193012, 2386024, 4772048, 5070301, 10140602, 20281204, 40562408, 81124816]

約数ペア:

[(1, 81124816), (2, 40562408), (4, 20281204), (8, 10140602), (16, 5070301), (17, 4772048), (34, 2386024), (68, 1193012), (101, 803216), (136, 596506), (202, 401608), (272, 298253), (404, 200804), (808, 100402), (1616, 50201), (1717, 47248), (2953, 27472), (3434, 23624), (5906, 13736), (6868, 11812)]