81899080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{34703}}^1$

素因数の和:34773

約数の個数: 32

約数和(自身を含む): 187401600

約数和(自身を除く): 105502520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 34703, 69406, 138812, 173515, 277624, 347030, 694060, 1388120, 2047477, 4094954, 8189908, 10237385, 16379816, 20474770, 40949540, 81899080]

約数ペア:

[(1, 81899080), (2, 40949540), (4, 20474770), (5, 16379816), (8, 10237385), (10, 8189908), (20, 4094954), (40, 2047477), (59, 1388120), (118, 694060), (236, 347030), (295, 277624), (472, 173515), (590, 138812), (1180, 69406), (2360, 34703)]