81242992

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{797}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 165051936

約数和(自身を除く): 83808944

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 277, 368, 554, 797, 1108, 1594, 2216, 3188, 4432, 6371, 6376, 12742, 12752, 18331, 25484, 36662, 50968, 73324, 101936, 146648, 220769, 293296, 441538, 883076, 1766152, 3532304, 5077687, 10155374, 20310748, 40621496, 81242992]

約数ペア:

[(1, 81242992), (2, 40621496), (4, 20310748), (8, 10155374), (16, 5077687), (23, 3532304), (46, 1766152), (92, 883076), (184, 441538), (277, 293296), (368, 220769), (554, 146648), (797, 101936), (1108, 73324), (1594, 50968), (2216, 36662), (3188, 25484), (4432, 18331), (6371, 12752), (6376, 12742)]