51458480

素因数分解:

$2^4\times 5^1\times {\mathrm{643231}}^1$

素因数の和:643244

約数の個数: 20

約数和(自身を含む): 119641152

約数和(自身を除く): 68182672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 643231, 1286462, 2572924, 3216155, 5145848, 6432310, 10291696, 12864620, 25729240, 51458480]

約数ペア:

[(1, 51458480), (2, 25729240), (4, 12864620), (5, 10291696), (8, 6432310), (10, 5145848), (16, 3216155), (20, 2572924), (40, 1286462), (80, 643231)]