25291260680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{90325931}}^1$

素因数の和:90325949

約数の個数: 32

約数和(自身を含む): 65034671040

約数和(自身を除く): 39743410360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 90325931, 180651862, 361303724, 451629655, 632281517, 722607448, 903259310, 1264563034, 1806518620, 2529126068, 3161407585, 3613037240, 5058252136, 6322815170, 12645630340, 25291260680]

約数ペア:

[(1, 25291260680), (2, 12645630340), (4, 6322815170), (5, 5058252136), (7, 3613037240), (8, 3161407585), (10, 2529126068), (14, 1806518620), (20, 1264563034), (28, 903259310), (35, 722607448), (40, 632281517), (56, 451629655), (70, 361303724), (140, 180651862), (280, 90325931)]