287731430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{7433}}^1$

素因数の和:7533

約数の個数: 48

約数和(自身を含む): 610182720

約数和(自身を除く): 322451290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 490, 553, 790, 1106, 2765, 3871, 5530, 7433, 7742, 14866, 19355, 37165, 38710, 52031, 74330, 104062, 260155, 364217, 520310, 587207, 728434, 1174414, 1821085, 2936035, 3642170, 4110449, 5872070, 8220898, 20552245, 28773143, 41104490, 57546286, 143865715, 287731430]

約数ペア:

[(1, 287731430), (2, 143865715), (5, 57546286), (7, 41104490), (10, 28773143), (14, 20552245), (35, 8220898), (49, 5872070), (70, 4110449), (79, 3642170), (98, 2936035), (158, 1821085), (245, 1174414), (395, 728434), (490, 587207), (553, 520310), (790, 364217), (1106, 260155), (2765, 104062), (3871, 74330), (5530, 52031), (7433, 38710), (7742, 37165), (14866, 19355)]