1520485525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{275201}}^1$

素因数の和:275241

約数の個数: 24

約数和(自身を含む): 2149878024

約数和(自身を除く): 629392499

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 275201, 1376005, 3577613, 4678417, 6880025, 17888065, 23392085, 60819421, 89440325, 116960425, 304097105, 1520485525]

約数ペア:

[(1, 1520485525), (5, 304097105), (13, 116960425), (17, 89440325), (25, 60819421), (65, 23392085), (85, 17888065), (221, 6880025), (325, 4678417), (425, 3577613), (1105, 1376005), (5525, 275201)]