80439376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7213}}^1$

素因数の和:7279

約数の個数: 40

約数和(自身を含む): 169067304

約数和(自身を除く): 88627928

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 2788, 5576, 7213, 11152, 14426, 28852, 57704, 115408, 122621, 245242, 295733, 490484, 591466, 980968, 1182932, 1961936, 2365864, 4731728, 5027461, 10054922, 20109844, 40219688, 80439376]

約数ペア:

[(1, 80439376), (2, 40219688), (4, 20109844), (8, 10054922), (16, 5027461), (17, 4731728), (34, 2365864), (41, 1961936), (68, 1182932), (82, 980968), (136, 591466), (164, 490484), (272, 295733), (328, 245242), (656, 122621), (697, 115408), (1394, 57704), (2788, 28852), (5576, 14426), (7213, 11152)]