126291265160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{77006869}}^1$

素因数の和:77006921

約数の個数: 32

約数和(自身を含む): 291085968600

約数和(自身を除く): 164794703440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 77006869, 154013738, 308027476, 385034345, 616054952, 770068690, 1540137380, 3080274760, 3157281629, 6314563258, 12629126516, 15786408145, 25258253032, 31572816290, 63145632580, 126291265160]

約数ペア:

[(1, 126291265160), (2, 63145632580), (4, 31572816290), (5, 25258253032), (8, 15786408145), (10, 12629126516), (20, 6314563258), (40, 3157281629), (41, 3080274760), (82, 1540137380), (164, 770068690), (205, 616054952), (328, 385034345), (410, 308027476), (820, 154013738), (1640, 77006869)]