9885000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{659}}^1$

素因数の和:688

約数の個数: 80

約数和(自身を含む): 30927600

約数和(自身を除く): 21042600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 659, 750, 1000, 1250, 1318, 1500, 1875, 1977, 2500, 2636, 3000, 3295, 3750, 3954, 5000, 5272, 6590, 7500, 7908, 9885, 13180, 15000, 15816, 16475, 19770, 26360, 32950, 39540, 49425, 65900, 79080, 82375, 98850, 131800, 164750, 197700, 247125, 329500, 395400, 411875, 494250, 659000, 823750, 988500, 1235625, 1647500, 1977000, 2471250, 3295000, 4942500, 9885000]

約数ペア:

[(1, 9885000), (2, 4942500), (3, 3295000), (4, 2471250), (5, 1977000), (6, 1647500), (8, 1235625), (10, 988500), (12, 823750), (15, 659000), (20, 494250), (24, 411875), (25, 395400), (30, 329500), (40, 247125), (50, 197700), (60, 164750), (75, 131800), (100, 98850), (120, 82375), (125, 79080), (150, 65900), (200, 49425), (250, 39540), (300, 32950), (375, 26360), (500, 19770), (600, 16475), (625, 15816), (659, 15000), (750, 13180), (1000, 9885), (1250, 7908), (1318, 7500), (1500, 6590), (1875, 5272), (1977, 5000), (2500, 3954), (2636, 3750), (3000, 3295)]