80473690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3061}}^1$

素因数の和:3318

約数の個数: 32

約数和(自身を含む): 158734080

約数和(自身を除く): 78260390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 239, 478, 1195, 2390, 2629, 3061, 5258, 6122, 13145, 15305, 26290, 30610, 33671, 67342, 168355, 336710, 731579, 1463158, 3657895, 7315790, 8047369, 16094738, 40236845, 80473690]

約数ペア:

[(1, 80473690), (2, 40236845), (5, 16094738), (10, 8047369), (11, 7315790), (22, 3657895), (55, 1463158), (110, 731579), (239, 336710), (478, 168355), (1195, 67342), (2390, 33671), (2629, 30610), (3061, 26290), (5258, 15305), (6122, 13145)]