67741840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1087}}^1$

素因数の和:1160

約数の個数: 80

約数和(自身を含む): 169989120

約数和(自身を除く): 102247280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1087, 1520, 1558, 1640, 2174, 3116, 3280, 3895, 4348, 5435, 6232, 7790, 8696, 10870, 12464, 15580, 17392, 20653, 21740, 31160, 41306, 43480, 44567, 62320, 82612, 86960, 89134, 103265, 165224, 178268, 206530, 222835, 330448, 356536, 413060, 445670, 713072, 826120, 846773, 891340, 1652240, 1693546, 1782680, 3387092, 3565360, 4233865, 6774184, 8467730, 13548368, 16935460, 33870920, 67741840]

約数ペア:

[(1, 67741840), (2, 33870920), (4, 16935460), (5, 13548368), (8, 8467730), (10, 6774184), (16, 4233865), (19, 3565360), (20, 3387092), (38, 1782680), (40, 1693546), (41, 1652240), (76, 891340), (80, 846773), (82, 826120), (95, 713072), (152, 445670), (164, 413060), (190, 356536), (205, 330448), (304, 222835), (328, 206530), (380, 178268), (410, 165224), (656, 103265), (760, 89134), (779, 86960), (820, 82612), (1087, 62320), (1520, 44567), (1558, 43480), (1640, 41306), (2174, 31160), (3116, 21740), (3280, 20653), (3895, 17392), (4348, 15580), (5435, 12464), (6232, 10870), (7790, 8696)]