64963565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1523}}^1$

素因数の和:1996

約数の個数: 16

約数和(自身を含む): 82296000

約数和(自身を除く): 17332435

約数列:

[1, 5, 19, 95, 449, 1523, 2245, 7615, 8531, 28937, 42655, 144685, 683827, 3419135, 12992713, 64963565]

約数ペア:

[(1, 64963565), (5, 12992713), (19, 3419135), (95, 683827), (449, 144685), (1523, 42655), (2245, 28937), (7615, 8531)]