28470325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5153}}^1$

素因数の和:5193

約数の個数: 24

約数和(自身を含む): 40263048

約数和(自身を除く): 11792723

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5153, 5525, 25765, 66989, 87601, 128825, 334945, 438005, 1138813, 1674725, 2190025, 5694065, 28470325]

約数ペア:

[(1, 28470325), (5, 5694065), (13, 2190025), (17, 1674725), (25, 1138813), (65, 438005), (85, 334945), (221, 128825), (325, 87601), (425, 66989), (1105, 25765), (5153, 5525)]