811668095

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1728

約数の個数: 48

約数和(自身を含む): 1189339200

約数和(自身を除く): 377671105

約数列:

[1, 5, 7, 29, 35, 49, 71, 145, 203, 245, 355, 497, 1015, 1421, 1609, 2059, 2485, 3479, 7105, 8045, 10295, 11263, 14413, 17395, 46661, 56315, 72065, 78841, 100891, 114239, 233305, 326627, 394205, 504455, 571195, 799673, 1633135, 2286389, 3312931, 3998365, 5597711, 11431945, 16564655, 23190517, 27988555, 115952585, 162333619, 811668095]

約数ペア:

[(1, 811668095), (5, 162333619), (7, 115952585), (29, 27988555), (35, 23190517), (49, 16564655), (71, 11431945), (145, 5597711), (203, 3998365), (245, 3312931), (355, 2286389), (497, 1633135), (1015, 799673), (1421, 571195), (1609, 504455), (2059, 394205), (2485, 326627), (3479, 233305), (7105, 114239), (8045, 100891), (10295, 78841), (11263, 72065), (14413, 56315), (17395, 46661)]