2750625

素因数分解:

$3^3\times 5^4\times {\mathrm{163}}^1$

素因数の和:192

約数の個数: 40

約数和(自身を含む): 5123360

約数和(自身を除く): 2372735

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 163, 225, 375, 489, 625, 675, 815, 1125, 1467, 1875, 2445, 3375, 4075, 4401, 5625, 7335, 12225, 16875, 20375, 22005, 36675, 61125, 101875, 110025, 183375, 305625, 550125, 916875, 2750625]

約数ペア:

[(1, 2750625), (3, 916875), (5, 550125), (9, 305625), (15, 183375), (25, 110025), (27, 101875), (45, 61125), (75, 36675), (125, 22005), (135, 20375), (163, 16875), (225, 12225), (375, 7335), (489, 5625), (625, 4401), (675, 4075), (815, 3375), (1125, 2445), (1467, 1875)]