87819525

素因数分解:

$3^3\times 5^2\times {\mathrm{281}}^1\times {\mathrm{463}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 162251520

約数和(自身を除く): 74431995

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 281, 463, 675, 843, 1389, 1405, 2315, 2529, 4167, 4215, 6945, 7025, 7587, 11575, 12501, 12645, 20835, 21075, 34725, 37935, 62505, 63225, 104175, 130103, 189675, 312525, 390309, 650515, 1170927, 1951545, 3252575, 3512781, 5854635, 9757725, 17563905, 29273175, 87819525]

約数ペア:

[(1, 87819525), (3, 29273175), (5, 17563905), (9, 9757725), (15, 5854635), (25, 3512781), (27, 3252575), (45, 1951545), (75, 1170927), (135, 650515), (225, 390309), (281, 312525), (463, 189675), (675, 130103), (843, 104175), (1389, 63225), (1405, 62505), (2315, 37935), (2529, 34725), (4167, 21075), (4215, 20835), (6945, 12645), (7025, 12501), (7587, 11575)]