75744760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20809}}^1$

素因数の和:20840

約数の個数: 64

約数和(自身を含む): 209764800

約数和(自身を除く): 134020040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 20809, 41618, 83236, 104045, 145663, 166472, 208090, 270517, 291326, 416180, 541034, 582652, 728315, 832360, 1082068, 1165304, 1352585, 1456630, 1893619, 2164136, 2705170, 2913260, 3787238, 5410340, 5826520, 7574476, 9468095, 10820680, 15148952, 18936190, 37872380, 75744760]

約数ペア:

[(1, 75744760), (2, 37872380), (4, 18936190), (5, 15148952), (7, 10820680), (8, 9468095), (10, 7574476), (13, 5826520), (14, 5410340), (20, 3787238), (26, 2913260), (28, 2705170), (35, 2164136), (40, 1893619), (52, 1456630), (56, 1352585), (65, 1165304), (70, 1082068), (91, 832360), (104, 728315), (130, 582652), (140, 541034), (182, 416180), (260, 291326), (280, 270517), (364, 208090), (455, 166472), (520, 145663), (728, 104045), (910, 83236), (1820, 41618), (3640, 20809)]