105515000

素因数分解:

$2^3\times 5^4\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 253044000

約数和(自身を除く): 147529000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 449, 470, 500, 625, 898, 940, 1000, 1175, 1250, 1796, 1880, 2245, 2350, 2500, 3592, 4490, 4700, 5000, 5875, 8980, 9400, 11225, 11750, 17960, 21103, 22450, 23500, 29375, 42206, 44900, 47000, 56125, 58750, 84412, 89800, 105515, 112250, 117500, 168824, 211030, 224500, 235000, 280625, 422060, 449000, 527575, 561250, 844120, 1055150, 1122500, 2110300, 2245000, 2637875, 4220600, 5275750, 10551500, 13189375, 21103000, 26378750, 52757500, 105515000]

約数ペア:

[(1, 105515000), (2, 52757500), (4, 26378750), (5, 21103000), (8, 13189375), (10, 10551500), (20, 5275750), (25, 4220600), (40, 2637875), (47, 2245000), (50, 2110300), (94, 1122500), (100, 1055150), (125, 844120), (188, 561250), (200, 527575), (235, 449000), (250, 422060), (376, 280625), (449, 235000), (470, 224500), (500, 211030), (625, 168824), (898, 117500), (940, 112250), (1000, 105515), (1175, 89800), (1250, 84412), (1796, 58750), (1880, 56125), (2245, 47000), (2350, 44900), (2500, 42206), (3592, 29375), (4490, 23500), (4700, 22450), (5000, 21103), (5875, 17960), (8980, 11750), (9400, 11225)]