201181825

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2801}}^1$

素因数の和:2854

約数の個数: 36

約数和(自身を含む): 286123428

約数和(自身を除く): 84941603

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 845, 1105, 2801, 2873, 4225, 5525, 14005, 14365, 36413, 47617, 70025, 71825, 182065, 238085, 473369, 619021, 910325, 1190425, 2366845, 3095105, 8047273, 11834225, 15475525, 40236365, 201181825]

約数ペア:

[(1, 201181825), (5, 40236365), (13, 15475525), (17, 11834225), (25, 8047273), (65, 3095105), (85, 2366845), (169, 1190425), (221, 910325), (325, 619021), (425, 473369), (845, 238085), (1105, 182065), (2801, 71825), (2873, 70025), (4225, 47617), (5525, 36413), (14005, 14365)]