49691920

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1549}}^1$

素因数の和:1963

約数の個数: 40

約数和(自身を含む): 115896600

約数和(自身を除く): 66204680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1549, 1604, 2005, 3098, 3208, 4010, 6196, 6416, 7745, 8020, 12392, 15490, 16040, 24784, 30980, 32080, 61960, 123920, 621149, 1242298, 2484596, 3105745, 4969192, 6211490, 9938384, 12422980, 24845960, 49691920]

約数ペア:

[(1, 49691920), (2, 24845960), (4, 12422980), (5, 9938384), (8, 6211490), (10, 4969192), (16, 3105745), (20, 2484596), (40, 1242298), (80, 621149), (401, 123920), (802, 61960), (1549, 32080), (1604, 30980), (2005, 24784), (3098, 16040), (3208, 15490), (4010, 12392), (6196, 8020), (6416, 7745)]