81040408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9371}}^1$

素因数の和:9447

約数の個数: 32

約数和(自身を含む): 161948160

約数和(自身を除く): 80907752

約数列:

[1, 2, 4, 8, 23, 46, 47, 92, 94, 184, 188, 376, 1081, 2162, 4324, 8648, 9371, 18742, 37484, 74968, 215533, 431066, 440437, 862132, 880874, 1724264, 1761748, 3523496, 10130051, 20260102, 40520204, 81040408]

約数ペア:

[(1, 81040408), (2, 40520204), (4, 20260102), (8, 10130051), (23, 3523496), (46, 1761748), (47, 1724264), (92, 880874), (94, 862132), (184, 440437), (188, 431066), (376, 215533), (1081, 74968), (2162, 37484), (4324, 18742), (8648, 9371)]