80447860

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{7691}}^1$

素因数の和:8223

約数の個数: 24

約数和(自身を含む): 169285536

約数和(自身を除く): 88837676

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 2092, 2615, 5230, 7691, 10460, 15382, 30764, 38455, 76910, 153820, 4022393, 8044786, 16089572, 20111965, 40223930, 80447860]

約数ペア:

[(1, 80447860), (2, 40223930), (4, 20111965), (5, 16089572), (10, 8044786), (20, 4022393), (523, 153820), (1046, 76910), (2092, 38455), (2615, 30764), (5230, 15382), (7691, 10460)]