205469225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37189}}^1$

素因数の和:37229

約数の個数: 24

約数和(自身を含む): 290528280

約数和(自身を除く): 85059055

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 37189, 185945, 483457, 632213, 929725, 2417285, 3161065, 8218769, 12086425, 15805325, 41093845, 205469225]

約数ペア:

[(1, 205469225), (5, 41093845), (13, 15805325), (17, 12086425), (25, 8218769), (65, 3161065), (85, 2417285), (221, 929725), (325, 632213), (425, 483457), (1105, 185945), (5525, 37189)]