82960720

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3943}}^1$

素因数の和:4219

約数の個数: 40

約数和(自身を含む): 193666176

約数和(自身を除く): 110705456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 3943, 4208, 5260, 7886, 10520, 15772, 19715, 21040, 31544, 39430, 63088, 78860, 157720, 315440, 1037009, 2074018, 4148036, 5185045, 8296072, 10370090, 16592144, 20740180, 41480360, 82960720]

約数ペア:

[(1, 82960720), (2, 41480360), (4, 20740180), (5, 16592144), (8, 10370090), (10, 8296072), (16, 5185045), (20, 4148036), (40, 2074018), (80, 1037009), (263, 315440), (526, 157720), (1052, 78860), (1315, 63088), (2104, 39430), (2630, 31544), (3943, 21040), (4208, 19715), (5260, 15772), (7886, 10520)]