68549080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{24137}}^1$

素因数の和:24219

約数の個数: 32

約数和(自身を含む): 156414240

約数和(自身を除く): 87865160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 24137, 48274, 96548, 120685, 193096, 241370, 482740, 965480, 1713727, 3427454, 6854908, 8568635, 13709816, 17137270, 34274540, 68549080]

約数ペア:

[(1, 68549080), (2, 34274540), (4, 17137270), (5, 13709816), (8, 8568635), (10, 6854908), (20, 3427454), (40, 1713727), (71, 965480), (142, 482740), (284, 241370), (355, 193096), (568, 120685), (710, 96548), (1420, 48274), (2840, 24137)]