177883968085

素因数分解:

$5^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1\times {\mathrm{2957}}^1$

素因数の和:3705

約数の個数: 32

約数和(自身を含む): 216539088480

約数和(自身を除く): 38655120395

約数列:

[1, 5, 157, 197, 389, 785, 985, 1945, 2957, 14785, 30929, 61073, 76633, 154645, 305365, 383165, 464249, 582529, 1150273, 2321245, 2912645, 5751365, 12031381, 60156905, 91457053, 180592861, 226603781, 457285265, 902964305, 1133018905, 35576793617, 177883968085]

約数ペア:

[(1, 177883968085), (5, 35576793617), (157, 1133018905), (197, 902964305), (389, 457285265), (785, 226603781), (985, 180592861), (1945, 91457053), (2957, 60156905), (14785, 12031381), (30929, 5751365), (61073, 2912645), (76633, 2321245), (154645, 1150273), (305365, 582529), (383165, 464249)]