49365520

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 118920960

約数和(自身を除く): 69555440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 79, 80, 107, 146, 158, 214, 292, 316, 365, 395, 428, 535, 584, 632, 730, 790, 856, 1070, 1168, 1264, 1460, 1580, 1712, 2140, 2920, 3160, 4280, 5767, 5840, 6320, 7811, 8453, 8560, 11534, 15622, 16906, 23068, 28835, 31244, 33812, 39055, 42265, 46136, 57670, 62488, 67624, 78110, 84530, 92272, 115340, 124976, 135248, 156220, 169060, 230680, 312440, 338120, 461360, 617069, 624880, 676240, 1234138, 2468276, 3085345, 4936552, 6170690, 9873104, 12341380, 24682760, 49365520]

約数ペア:

[(1, 49365520), (2, 24682760), (4, 12341380), (5, 9873104), (8, 6170690), (10, 4936552), (16, 3085345), (20, 2468276), (40, 1234138), (73, 676240), (79, 624880), (80, 617069), (107, 461360), (146, 338120), (158, 312440), (214, 230680), (292, 169060), (316, 156220), (365, 135248), (395, 124976), (428, 115340), (535, 92272), (584, 84530), (632, 78110), (730, 67624), (790, 62488), (856, 57670), (1070, 46136), (1168, 42265), (1264, 39055), (1460, 33812), (1580, 31244), (1712, 28835), (2140, 23068), (2920, 16906), (3160, 15622), (4280, 11534), (5767, 8560), (5840, 8453), (6320, 7811)]