171855125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6221}}^1$

素因数の和:6266

約数の個数: 32

約数和(自身を含む): 244599264

約数和(自身を除く): 72744139

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 2125, 5525, 6221, 27625, 31105, 80873, 105757, 155525, 404365, 528785, 777625, 1374841, 2021825, 2643925, 6874205, 10109125, 13219625, 34371025, 171855125]

約数ペア:

[(1, 171855125), (5, 34371025), (13, 13219625), (17, 10109125), (25, 6874205), (65, 2643925), (85, 2021825), (125, 1374841), (221, 777625), (325, 528785), (425, 404365), (1105, 155525), (1625, 105757), (2125, 80873), (5525, 31105), (6221, 27625)]