80662240

素因数分解:

$2^5\times 5^1\times {\mathrm{504139}}^1$

素因数の和:504154

約数の個数: 24

約数和(自身を含む): 190564920

約数和(自身を除く): 109902680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 504139, 1008278, 2016556, 2520695, 4033112, 5041390, 8066224, 10082780, 16132448, 20165560, 40331120, 80662240]

約数ペア:

[(1, 80662240), (2, 40331120), (4, 20165560), (5, 16132448), (8, 10082780), (10, 8066224), (16, 5041390), (20, 4033112), (32, 2520695), (40, 2016556), (80, 1008278), (160, 504139)]