858800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:150

約数の個数: 60

約数和(自身を含む): 2191080

約数和(自身を除く): 1332280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 113, 152, 190, 200, 226, 304, 380, 400, 452, 475, 565, 760, 904, 950, 1130, 1520, 1808, 1900, 2147, 2260, 2825, 3800, 4294, 4520, 5650, 7600, 8588, 9040, 10735, 11300, 17176, 21470, 22600, 34352, 42940, 45200, 53675, 85880, 107350, 171760, 214700, 429400, 858800]

約数ペア:

[(1, 858800), (2, 429400), (4, 214700), (5, 171760), (8, 107350), (10, 85880), (16, 53675), (19, 45200), (20, 42940), (25, 34352), (38, 22600), (40, 21470), (50, 17176), (76, 11300), (80, 10735), (95, 9040), (100, 8588), (113, 7600), (152, 5650), (190, 4520), (200, 4294), (226, 3800), (304, 2825), (380, 2260), (400, 2147), (452, 1900), (475, 1808), (565, 1520), (760, 1130), (904, 950)]