99685870160

素因数分解:

$2^4\times 5^1\times {\mathrm{1246073377}}^1$

素因数の和:1246073390

約数の個数: 20

約数和(自身を含む): 231769648308

約数和(自身を除く): 132083778148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1246073377, 2492146754, 4984293508, 6230366885, 9968587016, 12460733770, 19937174032, 24921467540, 49842935080, 99685870160]

約数ペア:

[(1, 99685870160), (2, 49842935080), (4, 24921467540), (5, 19937174032), (8, 12460733770), (10, 9968587016), (16, 6230366885), (20, 4984293508), (40, 2492146754), (80, 1246073377)]