79886780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{59617}}^1$

素因数の和:59693

約数の個数: 24

約数和(自身を含む): 170269008

約数和(自身を除く): 90382228

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 59617, 119234, 238468, 298085, 596170, 1192340, 3994339, 7988678, 15977356, 19971695, 39943390, 79886780]

約数ペア:

[(1, 79886780), (2, 39943390), (4, 19971695), (5, 15977356), (10, 7988678), (20, 3994339), (67, 1192340), (134, 596170), (268, 298085), (335, 238468), (670, 119234), (1340, 59617)]