38865000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{2591}}^1$

素因数の和:2620

約数の個数: 80

約数和(自身を含む): 121461120

約数和(自身を除く): 82596120

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, 750, 1000, 1250, 1500, 1875, 2500, 2591, 3000, 3750, 5000, 5182, 7500, 7773, 10364, 12955, 15000, 15546, 20728, 25910, 31092, 38865, 51820, 62184, 64775, 77730, 103640, 129550, 155460, 194325, 259100, 310920, 323875, 388650, 518200, 647750, 777300, 971625, 1295500, 1554600, 1619375, 1943250, 2591000, 3238750, 3886500, 4858125, 6477500, 7773000, 9716250, 12955000, 19432500, 38865000]

約数ペア:

[(1, 38865000), (2, 19432500), (3, 12955000), (4, 9716250), (5, 7773000), (6, 6477500), (8, 4858125), (10, 3886500), (12, 3238750), (15, 2591000), (20, 1943250), (24, 1619375), (25, 1554600), (30, 1295500), (40, 971625), (50, 777300), (60, 647750), (75, 518200), (100, 388650), (120, 323875), (125, 310920), (150, 259100), (200, 194325), (250, 155460), (300, 129550), (375, 103640), (500, 77730), (600, 64775), (625, 62184), (750, 51820), (1000, 38865), (1250, 31092), (1500, 25910), (1875, 20728), (2500, 15546), (2591, 15000), (3000, 12955), (3750, 10364), (5000, 7773), (5182, 7500)]