54375000

素因数分解:

$2^3\times 3^1\times 5^7\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 128

約数和(自身を含む): 175780800

約数和(自身を除く): 121405800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 125, 145, 150, 174, 200, 232, 250, 290, 300, 348, 375, 435, 500, 580, 600, 625, 696, 725, 750, 870, 1000, 1160, 1250, 1450, 1500, 1740, 1875, 2175, 2500, 2900, 3000, 3125, 3480, 3625, 3750, 4350, 5000, 5800, 6250, 7250, 7500, 8700, 9375, 10875, 12500, 14500, 15000, 15625, 17400, 18125, 18750, 21750, 25000, 29000, 31250, 36250, 37500, 43500, 46875, 54375, 62500, 72500, 75000, 78125, 87000, 90625, 93750, 108750, 125000, 145000, 156250, 181250, 187500, 217500, 234375, 271875, 312500, 362500, 375000, 435000, 453125, 468750, 543750, 625000, 725000, 906250, 937500, 1087500, 1359375, 1812500, 1875000, 2175000, 2265625, 2718750, 3625000, 4531250, 5437500, 6796875, 9062500, 10875000, 13593750, 18125000, 27187500, 54375000]

約数ペア:

[(1, 54375000), (2, 27187500), (3, 18125000), (4, 13593750), (5, 10875000), (6, 9062500), (8, 6796875), (10, 5437500), (12, 4531250), (15, 3625000), (20, 2718750), (24, 2265625), (25, 2175000), (29, 1875000), (30, 1812500), (40, 1359375), (50, 1087500), (58, 937500), (60, 906250), (75, 725000), (87, 625000), (100, 543750), (116, 468750), (120, 453125), (125, 435000), (145, 375000), (150, 362500), (174, 312500), (200, 271875), (232, 234375), (250, 217500), (290, 187500), (300, 181250), (348, 156250), (375, 145000), (435, 125000), (500, 108750), (580, 93750), (600, 90625), (625, 87000), (696, 78125), (725, 75000), (750, 72500), (870, 62500), (1000, 54375), (1160, 46875), (1250, 43500), (1450, 37500), (1500, 36250), (1740, 31250), (1875, 29000), (2175, 25000), (2500, 21750), (2900, 18750), (3000, 18125), (3125, 17400), (3480, 15625), (3625, 15000), (3750, 14500), (4350, 12500), (5000, 10875), (5800, 9375), (6250, 8700), (7250, 7500)]