71985000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{4799}}^1$

素因数の和:4828

約数の個数: 80

約数和(自身を含む): 224928000

約数和(自身を除く): 152943000

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, 3000, 3750, 4799, 5000, 7500, 9598, 14397, 15000, 19196, 23995, 28794, 38392, 47990, 57588, 71985, 95980, 115176, 119975, 143970, 191960, 239950, 287940, 359925, 479900, 575880, 599875, 719850, 959800, 1199750, 1439700, 1799625, 2399500, 2879400, 2999375, 3599250, 4799000, 5998750, 7198500, 8998125, 11997500, 14397000, 17996250, 23995000, 35992500, 71985000]

約数ペア:

[(1, 71985000), (2, 35992500), (3, 23995000), (4, 17996250), (5, 14397000), (6, 11997500), (8, 8998125), (10, 7198500), (12, 5998750), (15, 4799000), (20, 3599250), (24, 2999375), (25, 2879400), (30, 2399500), (40, 1799625), (50, 1439700), (60, 1199750), (75, 959800), (100, 719850), (120, 599875), (125, 575880), (150, 479900), (200, 359925), (250, 287940), (300, 239950), (375, 191960), (500, 143970), (600, 119975), (625, 115176), (750, 95980), (1000, 71985), (1250, 57588), (1500, 47990), (1875, 38392), (2500, 28794), (3000, 23995), (3750, 19196), (4799, 15000), (5000, 14397), (7500, 9598)]