30000

素因数分解:

$2^4\times 3^1\times 5^4$

素因数の和:31

約数の個数: 50

約数和(自身を含む): 96844

約数和(自身を除く): 66844

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 625, 750, 1000, 1200, 1250, 1500, 1875, 2000, 2500, 3000, 3750, 5000, 6000, 7500, 10000, 15000, 30000]

約数ペア:

[(1, 30000), (2, 15000), (3, 10000), (4, 7500), (5, 6000), (6, 5000), (8, 3750), (10, 3000), (12, 2500), (15, 2000), (16, 1875), (20, 1500), (24, 1250), (25, 1200), (30, 1000), (40, 750), (48, 625), (50, 600), (60, 500), (75, 400), (80, 375), (100, 300), (120, 250), (125, 240), (150, 200)]