78964960

素因数分解:

$2^5\times 5^1\times {\mathrm{493531}}^1$

素因数の和:493546

約数の個数: 24

約数和(自身を含む): 186555096

約数和(自身を除く): 107590136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 493531, 987062, 1974124, 2467655, 3948248, 4935310, 7896496, 9870620, 15792992, 19741240, 39482480, 78964960]

約数ペア:

[(1, 78964960), (2, 39482480), (4, 19741240), (5, 15792992), (8, 9870620), (10, 7896496), (16, 4935310), (20, 3948248), (32, 2467655), (40, 1974124), (80, 987062), (160, 493531)]