82512880

素因数分解:

$2^4\times 5^1\times {\mathrm{1031411}}^1$

素因数の和:1031424

約数の個数: 20

約数和(自身を含む): 191842632

約数和(自身を除く): 109329752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031411, 2062822, 4125644, 5157055, 8251288, 10314110, 16502576, 20628220, 41256440, 82512880]

約数ペア:

[(1, 82512880), (2, 41256440), (4, 20628220), (5, 16502576), (8, 10314110), (10, 8251288), (16, 5157055), (20, 4125644), (40, 2062822), (80, 1031411)]