8690625

素因数分解:

$3^3\times 5^5\times {\mathrm{103}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 16248960

約数和(自身を除く): 7558335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 125, 135, 225, 309, 375, 515, 625, 675, 927, 1125, 1545, 1875, 2575, 2781, 3125, 3375, 4635, 5625, 7725, 9375, 12875, 13905, 16875, 23175, 28125, 38625, 64375, 69525, 84375, 115875, 193125, 321875, 347625, 579375, 965625, 1738125, 2896875, 8690625]

約数ペア:

[(1, 8690625), (3, 2896875), (5, 1738125), (9, 965625), (15, 579375), (25, 347625), (27, 321875), (45, 193125), (75, 115875), (103, 84375), (125, 69525), (135, 64375), (225, 38625), (309, 28125), (375, 23175), (515, 16875), (625, 13905), (675, 12875), (927, 9375), (1125, 7725), (1545, 5625), (1875, 4635), (2575, 3375), (2781, 3125)]