131817160

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{3517}}^1$

素因数の和:4465

約数の個数: 32

約数和(自身を含む): 296989560

約数和(自身を除く): 165172400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1874, 3517, 3748, 4685, 7034, 7496, 9370, 14068, 17585, 18740, 28136, 35170, 37480, 70340, 140680, 3295429, 6590858, 13181716, 16477145, 26363432, 32954290, 65908580, 131817160]

約数ペア:

[(1, 131817160), (2, 65908580), (4, 32954290), (5, 26363432), (8, 16477145), (10, 13181716), (20, 6590858), (40, 3295429), (937, 140680), (1874, 70340), (3517, 37480), (3748, 35170), (4685, 28136), (7034, 18740), (7496, 17585), (9370, 14068)]