68407275

素因数分解:

$3^1\times 5^2\times {\mathrm{307}}^1\times {\mathrm{2971}}^1$

素因数の和:3291

約数の個数: 24

約数和(自身を含む): 113506624

約数和(自身を除く): 45099349

約数列:

[1, 3, 5, 15, 25, 75, 307, 921, 1535, 2971, 4605, 7675, 8913, 14855, 23025, 44565, 74275, 222825, 912097, 2736291, 4560485, 13681455, 22802425, 68407275]

約数ペア:

[(1, 68407275), (3, 22802425), (5, 13681455), (15, 4560485), (25, 2736291), (75, 912097), (307, 222825), (921, 74275), (1535, 44565), (2971, 23025), (4605, 14855), (7675, 8913)]