195000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{13}}^1$

素因数の和:42

約数の個数: 80

約数和(自身を含む): 656040

約数和(自身を除く): 461040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 625, 650, 750, 780, 975, 1000, 1250, 1300, 1500, 1560, 1625, 1875, 1950, 2500, 2600, 3000, 3250, 3750, 3900, 4875, 5000, 6500, 7500, 7800, 8125, 9750, 13000, 15000, 16250, 19500, 24375, 32500, 39000, 48750, 65000, 97500, 195000]

約数ペア:

[(1, 195000), (2, 97500), (3, 65000), (4, 48750), (5, 39000), (6, 32500), (8, 24375), (10, 19500), (12, 16250), (13, 15000), (15, 13000), (20, 9750), (24, 8125), (25, 7800), (26, 7500), (30, 6500), (39, 5000), (40, 4875), (50, 3900), (52, 3750), (60, 3250), (65, 3000), (75, 2600), (78, 2500), (100, 1950), (104, 1875), (120, 1625), (125, 1560), (130, 1500), (150, 1300), (156, 1250), (195, 1000), (200, 975), (250, 780), (260, 750), (300, 650), (312, 625), (325, 600), (375, 520), (390, 500)]