79994408

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40483}}^1$

素因数の和:40521

約数の個数: 32

約数和(自身を含む): 170032800

約数和(自身を除く): 90038392

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 40483, 80966, 161932, 323864, 526279, 769177, 1052558, 1538354, 2105116, 3076708, 4210232, 6153416, 9999301, 19998602, 39997204, 79994408]

約数ペア:

[(1, 79994408), (2, 39997204), (4, 19998602), (8, 9999301), (13, 6153416), (19, 4210232), (26, 3076708), (38, 2105116), (52, 1538354), (76, 1052558), (104, 769177), (152, 526279), (247, 323864), (494, 161932), (988, 80966), (1976, 40483)]