64860856

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{461}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 125017200

約数和(自身を除く): 60156344

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 409, 461, 818, 922, 1636, 1844, 3272, 3688, 17587, 19823, 35174, 39646, 70348, 79292, 140696, 158584, 188549, 377098, 754196, 1508392, 8107607, 16215214, 32430428, 64860856]

約数ペア:

[(1, 64860856), (2, 32430428), (4, 16215214), (8, 8107607), (43, 1508392), (86, 754196), (172, 377098), (344, 188549), (409, 158584), (461, 140696), (818, 79292), (922, 70348), (1636, 39646), (1844, 35174), (3272, 19823), (3688, 17587)]