81257944

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{547}}^1\times {\mathrm{599}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 157824000

約数和(自身を除く): 76566056

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 547, 599, 1094, 1198, 2188, 2396, 4376, 4792, 16957, 18569, 33914, 37138, 67828, 74276, 135656, 148552, 327653, 655306, 1310612, 2621224, 10157243, 20314486, 40628972, 81257944]

約数ペア:

[(1, 81257944), (2, 40628972), (4, 20314486), (8, 10157243), (31, 2621224), (62, 1310612), (124, 655306), (248, 327653), (547, 148552), (599, 135656), (1094, 74276), (1198, 67828), (2188, 37138), (2396, 33914), (4376, 18569), (4792, 16957)]