5520125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 32

約数和(自身を含む): 7687680

約数和(自身を除く): 2167555

約数列:

[1, 5, 13, 25, 43, 65, 79, 125, 215, 325, 395, 559, 1027, 1075, 1625, 1975, 2795, 3397, 5135, 5375, 9875, 13975, 16985, 25675, 44161, 69875, 84925, 128375, 220805, 424625, 1104025, 5520125]

約数ペア:

[(1, 5520125), (5, 1104025), (13, 424625), (25, 220805), (43, 128375), (65, 84925), (79, 69875), (125, 44161), (215, 25675), (325, 16985), (395, 13975), (559, 9875), (1027, 5375), (1075, 5135), (1625, 3397), (1975, 2795)]