134544820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{311}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 287659008

約数和(自身を除く): 153114188

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 223, 311, 388, 446, 485, 622, 892, 970, 1115, 1244, 1555, 1940, 2230, 3110, 4460, 6220, 21631, 30167, 43262, 60334, 69353, 86524, 108155, 120668, 138706, 150835, 216310, 277412, 301670, 346765, 432620, 603340, 693530, 1387060, 6727241, 13454482, 26908964, 33636205, 67272410, 134544820]

約数ペア:

[(1, 134544820), (2, 67272410), (4, 33636205), (5, 26908964), (10, 13454482), (20, 6727241), (97, 1387060), (194, 693530), (223, 603340), (311, 432620), (388, 346765), (446, 301670), (485, 277412), (622, 216310), (892, 150835), (970, 138706), (1115, 120668), (1244, 108155), (1555, 86524), (1940, 69353), (2230, 60334), (3110, 43262), (4460, 30167), (6220, 21631)]