39872225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4079}}^1$

素因数の和:4129

約数の個数: 24

約数和(自身を含む): 54639360

約数和(自身を除く): 14767135

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 4079, 9775, 20395, 69343, 93817, 101975, 346715, 469085, 1594889, 1733575, 2345425, 7974445, 39872225]

約数ペア:

[(1, 39872225), (5, 7974445), (17, 2345425), (23, 1733575), (25, 1594889), (85, 469085), (115, 346715), (391, 101975), (425, 93817), (575, 69343), (1955, 20395), (4079, 9775)]