389348544310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6971}}^1\times {\mathrm{13723}}^1$

素因数の和:20749

約数の個数: 64

約数和(自身を含む): 785372039424

約数和(自身を除く): 396023495114

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 6971, 13723, 13942, 27446, 34855, 68615, 69710, 76681, 137230, 150953, 153362, 257927, 301906, 383405, 507751, 515854, 754765, 766810, 1015502, 1289635, 1509530, 2538755, 2579270, 2837197, 5077510, 5585261, 5674394, 11170522, 14185985, 27926305, 28371970, 55852610, 95663033, 191326066, 478315165, 956630330, 1052293363, 2104586726, 3539532221, 5261466815, 7079064442, 10522933630, 17697661105, 35395322210, 38934854431, 77869708862, 194674272155, 389348544310]

約数ペア:

[(1, 389348544310), (2, 194674272155), (5, 77869708862), (10, 38934854431), (11, 35395322210), (22, 17697661105), (37, 10522933630), (55, 7079064442), (74, 5261466815), (110, 3539532221), (185, 2104586726), (370, 1052293363), (407, 956630330), (814, 478315165), (2035, 191326066), (4070, 95663033), (6971, 55852610), (13723, 28371970), (13942, 27926305), (27446, 14185985), (34855, 11170522), (68615, 5674394), (69710, 5585261), (76681, 5077510), (137230, 2837197), (150953, 2579270), (153362, 2538755), (257927, 1509530), (301906, 1289635), (383405, 1015502), (507751, 766810), (515854, 754765)]