80163144

素因数分解:

$2^3\times 3^2\times {\mathrm{521}}^1\times {\mathrm{2137}}^1$

素因数の和:2670

約数の個数: 48

約数和(自身を含む): 217627020

約数和(自身を除く): 137463876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 521, 1042, 1563, 2084, 2137, 3126, 4168, 4274, 4689, 6252, 6411, 8548, 9378, 12504, 12822, 17096, 18756, 19233, 25644, 37512, 38466, 51288, 76932, 153864, 1113377, 2226754, 3340131, 4453508, 6680262, 8907016, 10020393, 13360524, 20040786, 26721048, 40081572, 80163144]

約数ペア:

[(1, 80163144), (2, 40081572), (3, 26721048), (4, 20040786), (6, 13360524), (8, 10020393), (9, 8907016), (12, 6680262), (18, 4453508), (24, 3340131), (36, 2226754), (72, 1113377), (521, 153864), (1042, 76932), (1563, 51288), (2084, 38466), (2137, 37512), (3126, 25644), (4168, 19233), (4274, 18756), (4689, 17096), (6252, 12822), (6411, 12504), (8548, 9378)]