68400272

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2687}}^1$

素因数の和:2775

約数の個数: 40

約数和(自身を含む): 139324416

約数和(自身を除く): 70924144

約数列:

[1, 2, 4, 8, 16, 37, 43, 74, 86, 148, 172, 296, 344, 592, 688, 1591, 2687, 3182, 5374, 6364, 10748, 12728, 21496, 25456, 42992, 99419, 115541, 198838, 231082, 397676, 462164, 795352, 924328, 1590704, 1848656, 4275017, 8550034, 17100068, 34200136, 68400272]

約数ペア:

[(1, 68400272), (2, 34200136), (4, 17100068), (8, 8550034), (16, 4275017), (37, 1848656), (43, 1590704), (74, 924328), (86, 795352), (148, 462164), (172, 397676), (296, 231082), (344, 198838), (592, 115541), (688, 99419), (1591, 42992), (2687, 25456), (3182, 21496), (5374, 12728), (6364, 10748)]