80478544

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{295877}}^1$

素因数の和:295902

約数の個数: 20

約数和(自身を含む): 165099924

約数和(自身を除く): 84621380

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 295877, 591754, 1183508, 2367016, 4734032, 5029909, 10059818, 20119636, 40239272, 80478544]

約数ペア:

[(1, 80478544), (2, 40239272), (4, 20119636), (8, 10059818), (16, 5029909), (17, 4734032), (34, 2367016), (68, 1183508), (136, 591754), (272, 295877)]