201640072

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{4217}}^1$

素因数の和:4405

約数の個数: 32

約数和(自身を含む): 389743200

約数和(自身を除く): 188103128

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 556, 1112, 4217, 5977, 8434, 11954, 16868, 23908, 33736, 47816, 181331, 362662, 586163, 725324, 1172326, 1450648, 2344652, 4689304, 25205009, 50410018, 100820036, 201640072]

約数ペア:

[(1, 201640072), (2, 100820036), (4, 50410018), (8, 25205009), (43, 4689304), (86, 2344652), (139, 1450648), (172, 1172326), (278, 725324), (344, 586163), (556, 362662), (1112, 181331), (4217, 47816), (5977, 33736), (8434, 23908), (11954, 16868)]