16389350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 32140800

約数和(自身を除く): 15751450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 127, 145, 178, 254, 290, 445, 635, 725, 890, 1270, 1450, 2225, 2581, 3175, 3683, 4450, 5162, 6350, 7366, 11303, 12905, 18415, 22606, 25810, 36830, 56515, 64525, 92075, 113030, 129050, 184150, 282575, 327787, 565150, 655574, 1638935, 3277870, 8194675, 16389350]

約数ペア:

[(1, 16389350), (2, 8194675), (5, 3277870), (10, 1638935), (25, 655574), (29, 565150), (50, 327787), (58, 282575), (89, 184150), (127, 129050), (145, 113030), (178, 92075), (254, 64525), (290, 56515), (445, 36830), (635, 25810), (725, 22606), (890, 18415), (1270, 12905), (1450, 11303), (2225, 7366), (2581, 6350), (3175, 5162), (3683, 4450)]