88215880

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20233}}^1$

素因数の和:20353

約数の個数: 32

約数和(自身を含む): 200316600

約数和(自身を除く): 112100720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 20233, 40466, 80932, 101165, 161864, 202330, 404660, 809320, 2205397, 4410794, 8821588, 11026985, 17643176, 22053970, 44107940, 88215880]

約数ペア:

[(1, 88215880), (2, 44107940), (4, 22053970), (5, 17643176), (8, 11026985), (10, 8821588), (20, 4410794), (40, 2205397), (109, 809320), (218, 404660), (436, 202330), (545, 161864), (872, 101165), (1090, 80932), (2180, 40466), (4360, 20233)]