381274850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2467}}^1$

素因数の和:2771

約数の個数: 48

約数和(自身を含む): 776709216

約数和(自身を除く): 395434366

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 281, 550, 562, 1405, 2467, 2810, 3091, 4934, 6182, 7025, 12335, 14050, 15455, 24670, 27137, 30910, 54274, 61675, 77275, 123350, 135685, 154550, 271370, 678425, 693227, 1356850, 1386454, 3466135, 6932270, 7625497, 15250994, 17330675, 34661350, 38127485, 76254970, 190637425, 381274850]

約数ペア:

[(1, 381274850), (2, 190637425), (5, 76254970), (10, 38127485), (11, 34661350), (22, 17330675), (25, 15250994), (50, 7625497), (55, 6932270), (110, 3466135), (275, 1386454), (281, 1356850), (550, 693227), (562, 678425), (1405, 271370), (2467, 154550), (2810, 135685), (3091, 123350), (4934, 77275), (6182, 61675), (7025, 54274), (12335, 30910), (14050, 27137), (15455, 24670)]