201491225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36469}}^1$

素因数の和:36509

約数の個数: 24

約数和(自身を含む): 284903640

約数和(自身を除く): 83412415

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 36469, 182345, 474097, 619973, 911725, 2370485, 3099865, 8059649, 11852425, 15499325, 40298245, 201491225]

約数ペア:

[(1, 201491225), (5, 40298245), (13, 15499325), (17, 11852425), (25, 8059649), (65, 3099865), (85, 2370485), (221, 911725), (325, 619973), (425, 474097), (1105, 182345), (5525, 36469)]