80427544

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 164122200

約数和(自身を除く): 83694656

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 172, 289, 344, 578, 731, 809, 1156, 1462, 1618, 2312, 2924, 3236, 5848, 6472, 12427, 13753, 24854, 27506, 34787, 49708, 55012, 69574, 99416, 110024, 139148, 233801, 278296, 467602, 591379, 935204, 1182758, 1870408, 2365516, 4731032, 10053443, 20106886, 40213772, 80427544]

約数ペア:

[(1, 80427544), (2, 40213772), (4, 20106886), (8, 10053443), (17, 4731032), (34, 2365516), (43, 1870408), (68, 1182758), (86, 935204), (136, 591379), (172, 467602), (289, 278296), (344, 233801), (578, 139148), (731, 110024), (809, 99416), (1156, 69574), (1462, 55012), (1618, 49708), (2312, 34787), (2924, 27506), (3236, 24854), (5848, 13753), (6472, 12427)]