72728100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{80809}}^1$

素因数の和:80829

約数の個数: 54

約数和(自身を含む): 227965010

約数和(自身を除く): 155236910

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 80809, 161618, 242427, 323236, 404045, 484854, 727281, 808090, 969708, 1212135, 1454562, 1616180, 2020225, 2424270, 2909124, 3636405, 4040450, 4848540, 6060675, 7272810, 8080900, 12121350, 14545620, 18182025, 24242700, 36364050, 72728100]

約数ペア:

[(1, 72728100), (2, 36364050), (3, 24242700), (4, 18182025), (5, 14545620), (6, 12121350), (9, 8080900), (10, 7272810), (12, 6060675), (15, 4848540), (18, 4040450), (20, 3636405), (25, 2909124), (30, 2424270), (36, 2020225), (45, 1616180), (50, 1454562), (60, 1212135), (75, 969708), (90, 808090), (100, 727281), (150, 484854), (180, 404045), (225, 323236), (300, 242427), (450, 161618), (900, 80809)]