51890465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 71508096

約数和(自身を除く): 19617631

約数列:

[1, 5, 11, 37, 43, 55, 185, 215, 407, 473, 593, 1591, 2035, 2365, 2965, 6523, 7955, 17501, 21941, 25499, 32615, 87505, 109705, 127495, 241351, 280489, 943463, 1206755, 1402445, 4717315, 10378093, 51890465]

約数ペア:

[(1, 51890465), (5, 10378093), (11, 4717315), (37, 1402445), (43, 1206755), (55, 943463), (185, 280489), (215, 241351), (407, 127495), (473, 109705), (593, 87505), (1591, 32615), (2035, 25499), (2365, 21941), (2965, 17501), (6523, 7955)]