131246375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4751}}^1$

素因数の和:4796

約数の個数: 32

約数和(自身を含む): 186810624

約数和(自身を除く): 55564249

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 2125, 4751, 5525, 23755, 27625, 61763, 80767, 118775, 308815, 403835, 593875, 1049971, 1544075, 2019175, 5249855, 7720375, 10095875, 26249275, 131246375]

約数ペア:

[(1, 131246375), (5, 26249275), (13, 10095875), (17, 7720375), (25, 5249855), (65, 2019175), (85, 1544075), (125, 1049971), (221, 593875), (325, 403835), (425, 308815), (1105, 118775), (1625, 80767), (2125, 61763), (4751, 27625), (5525, 23755)]