75680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:69

約数の個数: 48

約数和(自身を含む): 199584

約数和(自身を除く): 123904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 80, 86, 88, 110, 160, 172, 176, 215, 220, 344, 352, 430, 440, 473, 688, 860, 880, 946, 1376, 1720, 1760, 1892, 2365, 3440, 3784, 4730, 6880, 7568, 9460, 15136, 18920, 37840, 75680]

約数ペア:

[(1, 75680), (2, 37840), (4, 18920), (5, 15136), (8, 9460), (10, 7568), (11, 6880), (16, 4730), (20, 3784), (22, 3440), (32, 2365), (40, 1892), (43, 1760), (44, 1720), (55, 1376), (80, 946), (86, 880), (88, 860), (110, 688), (160, 473), (172, 440), (176, 430), (215, 352), (220, 344)]