165676880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 397474560

約数和(自身を除く): 231797680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 139, 188, 235, 278, 317, 376, 470, 556, 634, 695, 752, 940, 1112, 1268, 1390, 1585, 1880, 2224, 2536, 2780, 3170, 3760, 5072, 5560, 6340, 6533, 11120, 12680, 13066, 14899, 25360, 26132, 29798, 32665, 44063, 52264, 59596, 65330, 74495, 88126, 104528, 119192, 130660, 148990, 176252, 220315, 238384, 261320, 297980, 352504, 440630, 522640, 595960, 705008, 881260, 1191920, 1762520, 2070961, 3525040, 4141922, 8283844, 10354805, 16567688, 20709610, 33135376, 41419220, 82838440, 165676880]

約数ペア:

[(1, 165676880), (2, 82838440), (4, 41419220), (5, 33135376), (8, 20709610), (10, 16567688), (16, 10354805), (20, 8283844), (40, 4141922), (47, 3525040), (80, 2070961), (94, 1762520), (139, 1191920), (188, 881260), (235, 705008), (278, 595960), (317, 522640), (376, 440630), (470, 352504), (556, 297980), (634, 261320), (695, 238384), (752, 220315), (940, 176252), (1112, 148990), (1268, 130660), (1390, 119192), (1585, 104528), (1880, 88126), (2224, 74495), (2536, 65330), (2780, 59596), (3170, 52264), (3760, 44063), (5072, 32665), (5560, 29798), (6340, 26132), (6533, 25360), (11120, 14899), (12680, 13066)]