89704040

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{8527}}^1$

素因数の和:8801

約数の個数: 32

約数和(自身を含む): 202625280

約数和(自身を除く): 112921240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 8527, 10520, 17054, 34108, 42635, 68216, 85270, 170540, 341080, 2242601, 4485202, 8970404, 11213005, 17940808, 22426010, 44852020, 89704040]

約数ペア:

[(1, 89704040), (2, 44852020), (4, 22426010), (5, 17940808), (8, 11213005), (10, 8970404), (20, 4485202), (40, 2242601), (263, 341080), (526, 170540), (1052, 85270), (1315, 68216), (2104, 42635), (2630, 34108), (5260, 17054), (8527, 10520)]