520075475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{3697}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 685076688

約数和(自身を除く): 165001213

約数列:

[1, 5, 17, 25, 85, 331, 425, 1655, 3697, 5627, 8275, 18485, 28135, 62849, 92425, 140675, 314245, 1223707, 1571225, 6118535, 20803019, 30592675, 104015095, 520075475]

約数ペア:

[(1, 520075475), (5, 104015095), (17, 30592675), (25, 20803019), (85, 6118535), (331, 1571225), (425, 1223707), (1655, 314245), (3697, 140675), (5627, 92425), (8275, 62849), (18485, 28135)]