81337544

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2521}}^1$

素因数の和:2673

約数の個数: 32

約数和(自身を含む): 158129400

約数和(自身を除く): 76791856

約数列:

[1, 2, 4, 8, 37, 74, 109, 148, 218, 296, 436, 872, 2521, 4033, 5042, 8066, 10084, 16132, 20168, 32264, 93277, 186554, 274789, 373108, 549578, 746216, 1099156, 2198312, 10167193, 20334386, 40668772, 81337544]

約数ペア:

[(1, 81337544), (2, 40668772), (4, 20334386), (8, 10167193), (37, 2198312), (74, 1099156), (109, 746216), (148, 549578), (218, 373108), (296, 274789), (436, 186554), (872, 93277), (2521, 32264), (4033, 20168), (5042, 16132), (8066, 10084)]