80889416

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5347}}^1$

素因数の和:5445

約数の個数: 32

約数和(自身を含む): 159156480

約数和(自身を除く): 78267064

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 3782, 5347, 7564, 10694, 15128, 21388, 42776, 165757, 326167, 331514, 652334, 663028, 1304668, 1326056, 2609336, 10111177, 20222354, 40444708, 80889416]

約数ペア:

[(1, 80889416), (2, 40444708), (4, 20222354), (8, 10111177), (31, 2609336), (61, 1326056), (62, 1304668), (122, 663028), (124, 652334), (244, 331514), (248, 326167), (488, 165757), (1891, 42776), (3782, 21388), (5347, 15128), (7564, 10694)]