80250905

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 112679424

約数和(自身を除く): 32428519

約数列:

[1, 5, 7, 35, 103, 113, 197, 515, 565, 721, 791, 985, 1379, 3605, 3955, 6895, 11639, 20291, 22261, 58195, 81473, 101455, 111305, 142037, 155827, 407365, 710185, 779135, 2292883, 11464415, 16050181, 80250905]

約数ペア:

[(1, 80250905), (5, 16050181), (7, 11464415), (35, 2292883), (103, 779135), (113, 710185), (197, 407365), (515, 155827), (565, 142037), (721, 111305), (791, 101455), (985, 81473), (1379, 58195), (3605, 22261), (3955, 20291), (6895, 11639)]