291267295180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{800053}}^1$

素因数の和:800338

約数の個数: 48

約数和(自身を含む): 620969912640

約数和(自身を除く): 329702617460

約数列:

[1, 2, 4, 5, 10, 20, 109, 167, 218, 334, 436, 545, 668, 835, 1090, 1670, 2180, 3340, 18203, 36406, 72812, 91015, 182030, 364060, 800053, 1600106, 3200212, 4000265, 8000530, 16001060, 87205777, 133608851, 174411554, 267217702, 348823108, 436028885, 534435404, 668044255, 872057770, 1336088510, 1744115540, 2672177020, 14563364759, 29126729518, 58253459036, 72816823795, 145633647590, 291267295180]

約数ペア:

[(1, 291267295180), (2, 145633647590), (4, 72816823795), (5, 58253459036), (10, 29126729518), (20, 14563364759), (109, 2672177020), (167, 1744115540), (218, 1336088510), (334, 872057770), (436, 668044255), (545, 534435404), (668, 436028885), (835, 348823108), (1090, 267217702), (1670, 174411554), (2180, 133608851), (3340, 87205777), (18203, 16001060), (36406, 8000530), (72812, 4000265), (91015, 3200212), (182030, 1600106), (364060, 800053)]