538398430

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{4903}}^1$

素因数の和:5128

約数の個数: 32

約数和(自身を含む): 988646400

約数和(自身を除く): 450247970

約数列:

[1, 2, 5, 10, 79, 139, 158, 278, 395, 695, 790, 1390, 4903, 9806, 10981, 21962, 24515, 49030, 54905, 109810, 387337, 681517, 774674, 1363034, 1936685, 3407585, 3873370, 6815170, 53839843, 107679686, 269199215, 538398430]

約数ペア:

[(1, 538398430), (2, 269199215), (5, 107679686), (10, 53839843), (79, 6815170), (139, 3873370), (158, 3407585), (278, 1936685), (395, 1363034), (695, 774674), (790, 681517), (1390, 387337), (4903, 109810), (9806, 54905), (10981, 49030), (21962, 24515)]