855500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 1965600

約数和(自身を除く): 1110100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 59, 100, 116, 118, 125, 145, 236, 250, 290, 295, 500, 580, 590, 725, 1180, 1450, 1475, 1711, 2900, 2950, 3422, 3625, 5900, 6844, 7250, 7375, 8555, 14500, 14750, 17110, 29500, 34220, 42775, 85550, 171100, 213875, 427750, 855500]

約数ペア:

[(1, 855500), (2, 427750), (4, 213875), (5, 171100), (10, 85550), (20, 42775), (25, 34220), (29, 29500), (50, 17110), (58, 14750), (59, 14500), (100, 8555), (116, 7375), (118, 7250), (125, 6844), (145, 5900), (236, 3625), (250, 3422), (290, 2950), (295, 2900), (500, 1711), (580, 1475), (590, 1450), (725, 1180)]