20881253100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{1063}}^1\times {\mathrm{65479}}^1$

素因数の和:66559

約数の個数: 72

約数和(自身を含む): 60474184960

約数和(自身を除く): 39592931860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 1063, 2126, 3189, 4252, 5315, 6378, 10630, 12756, 15945, 21260, 26575, 31890, 53150, 63780, 65479, 79725, 106300, 130958, 159450, 196437, 261916, 318900, 327395, 392874, 654790, 785748, 982185, 1309580, 1636975, 1964370, 3273950, 3928740, 4910925, 6547900, 9821850, 19643700, 69604177, 139208354, 208812531, 278416708, 348020885, 417625062, 696041770, 835250124, 1044062655, 1392083540, 1740104425, 2088125310, 3480208850, 4176250620, 5220313275, 6960417700, 10440626550, 20881253100]

約数ペア:

[(1, 20881253100), (2, 10440626550), (3, 6960417700), (4, 5220313275), (5, 4176250620), (6, 3480208850), (10, 2088125310), (12, 1740104425), (15, 1392083540), (20, 1044062655), (25, 835250124), (30, 696041770), (50, 417625062), (60, 348020885), (75, 278416708), (100, 208812531), (150, 139208354), (300, 69604177), (1063, 19643700), (2126, 9821850), (3189, 6547900), (4252, 4910925), (5315, 3928740), (6378, 3273950), (10630, 1964370), (12756, 1636975), (15945, 1309580), (21260, 982185), (26575, 785748), (31890, 654790), (53150, 392874), (63780, 327395), (65479, 318900), (79725, 261916), (106300, 196437), (130958, 159450)]