100406480

素因数分解:

$2^4\times 5^1\times {\mathrm{1255081}}^1$

素因数の和:1255094

約数の個数: 20

約数和(自身を含む): 233445252

約数和(自身を除く): 133038772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1255081, 2510162, 5020324, 6275405, 10040648, 12550810, 20081296, 25101620, 50203240, 100406480]

約数ペア:

[(1, 100406480), (2, 50203240), (4, 25101620), (5, 20081296), (8, 12550810), (10, 10040648), (16, 6275405), (20, 5020324), (40, 2510162), (80, 1255081)]