80747416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31249}}^1$

素因数の和:31291

約数の個数: 32

約数和(自身を含む): 168750000

約数和(自身を除く): 88002584

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 31249, 62498, 124996, 249992, 531233, 593731, 1062466, 1187462, 2124932, 2374924, 4249864, 4749848, 10093427, 20186854, 40373708, 80747416]

約数ペア:

[(1, 80747416), (2, 40373708), (4, 20186854), (8, 10093427), (17, 4749848), (19, 4249864), (34, 2374924), (38, 2124932), (68, 1187462), (76, 1062466), (136, 593731), (152, 531233), (323, 249992), (646, 124996), (1292, 62498), (2584, 31249)]