38765525

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1801

約数の個数: 24

約数和(自身を含む): 51887304

約数和(自身を除く): 13121779

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 901, 1325, 1721, 4505, 8605, 22525, 29257, 43025, 91213, 146285, 456065, 731425, 1550621, 2280325, 7753105, 38765525]

約数ペア:

[(1, 38765525), (5, 7753105), (17, 2280325), (25, 1550621), (53, 731425), (85, 456065), (265, 146285), (425, 91213), (901, 43025), (1325, 29257), (1721, 22525), (4505, 8605)]