2121566320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{7793}}^1$

素因数の和:7930

約数の個数: 80

約数和(自身を含む): 5114485152

約数和(自身を除く): 2992918832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 164, 166, 205, 328, 332, 410, 415, 656, 664, 820, 830, 1328, 1640, 1660, 3280, 3320, 3403, 6640, 6806, 7793, 13612, 15586, 17015, 27224, 31172, 34030, 38965, 54448, 62344, 68060, 77930, 124688, 136120, 155860, 272240, 311720, 319513, 623440, 639026, 646819, 1278052, 1293638, 1597565, 2556104, 2587276, 3195130, 3234095, 5112208, 5174552, 6390260, 6468190, 10349104, 12780520, 12936380, 25561040, 25872760, 26519579, 51745520, 53039158, 106078316, 132597895, 212156632, 265195790, 424313264, 530391580, 1060783160, 2121566320]

約数ペア:

[(1, 2121566320), (2, 1060783160), (4, 530391580), (5, 424313264), (8, 265195790), (10, 212156632), (16, 132597895), (20, 106078316), (40, 53039158), (41, 51745520), (80, 26519579), (82, 25872760), (83, 25561040), (164, 12936380), (166, 12780520), (205, 10349104), (328, 6468190), (332, 6390260), (410, 5174552), (415, 5112208), (656, 3234095), (664, 3195130), (820, 2587276), (830, 2556104), (1328, 1597565), (1640, 1293638), (1660, 1278052), (3280, 646819), (3320, 639026), (3403, 623440), (6640, 319513), (6806, 311720), (7793, 272240), (13612, 155860), (15586, 136120), (17015, 124688), (27224, 77930), (31172, 68060), (34030, 62344), (38965, 54448)]