81510325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14753}}^1$

素因数の和:14793

約数の個数: 24

約数和(自身を含む): 115258248

約数和(自身を除く): 33747923

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 14753, 73765, 191789, 250801, 368825, 958945, 1254005, 3260413, 4794725, 6270025, 16302065, 81510325]

約数ペア:

[(1, 81510325), (5, 16302065), (13, 6270025), (17, 4794725), (25, 3260413), (65, 1254005), (85, 958945), (221, 368825), (325, 250801), (425, 191789), (1105, 73765), (5525, 14753)]