8580325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 12139848

約数和(自身を除く): 3559523

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 1553, 5525, 7765, 20189, 26401, 38825, 100945, 132005, 343213, 504725, 660025, 1716065, 8580325]

約数ペア:

[(1, 8580325), (5, 1716065), (13, 660025), (17, 504725), (25, 343213), (65, 132005), (85, 100945), (221, 38825), (325, 26401), (425, 20189), (1105, 7765), (1553, 5525)]