28732500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{1277}}^1$

素因数の和:1307

約数の個数: 90

約数和(自身を含む): 90828738

約数和(自身を除く): 62096238

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1277, 1500, 1875, 2250, 2500, 2554, 3750, 3831, 4500, 5108, 5625, 6385, 7500, 7662, 11250, 11493, 12770, 15324, 19155, 22500, 22986, 25540, 31925, 38310, 45972, 57465, 63850, 76620, 95775, 114930, 127700, 159625, 191550, 229860, 287325, 319250, 383100, 478875, 574650, 638500, 798125, 957750, 1149300, 1436625, 1596250, 1915500, 2394375, 2873250, 3192500, 4788750, 5746500, 7183125, 9577500, 14366250, 28732500]

約数ペア:

[(1, 28732500), (2, 14366250), (3, 9577500), (4, 7183125), (5, 5746500), (6, 4788750), (9, 3192500), (10, 2873250), (12, 2394375), (15, 1915500), (18, 1596250), (20, 1436625), (25, 1149300), (30, 957750), (36, 798125), (45, 638500), (50, 574650), (60, 478875), (75, 383100), (90, 319250), (100, 287325), (125, 229860), (150, 191550), (180, 159625), (225, 127700), (250, 114930), (300, 95775), (375, 76620), (450, 63850), (500, 57465), (625, 45972), (750, 38310), (900, 31925), (1125, 25540), (1250, 22986), (1277, 22500), (1500, 19155), (1875, 15324), (2250, 12770), (2500, 11493), (2554, 11250), (3750, 7662), (3831, 7500), (4500, 6385), (5108, 5625)]