155301820120

素因数分解:

$2^3\times 5^1\times {\mathrm{3882545503}}^1$

素因数の和:3882545514

約数の個数: 16

約数和(自身を含む): 349429095360

約数和(自身を除く): 194127275240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3882545503, 7765091006, 15530182012, 19412727515, 31060364024, 38825455030, 77650910060, 155301820120]

約数ペア:

[(1, 155301820120), (2, 77650910060), (4, 38825455030), (5, 31060364024), (8, 19412727515), (10, 15530182012), (20, 7765091006), (40, 3882545503)]