524875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:64

約数の個数: 32

約数和(自身を含む): 786240

約数和(自身を除く): 261365

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 125, 221, 247, 323, 325, 425, 475, 1105, 1235, 1615, 1625, 2125, 2375, 4199, 5525, 6175, 8075, 20995, 27625, 30875, 40375, 104975, 524875]

約数ペア:

[(1, 524875), (5, 104975), (13, 40375), (17, 30875), (19, 27625), (25, 20995), (65, 8075), (85, 6175), (95, 5525), (125, 4199), (221, 2375), (247, 2125), (323, 1625), (325, 1615), (425, 1235), (475, 1105)]