80757418

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2549}}^1$

素因数の和:2662

約数の個数: 32

約数和(自身を含む): 144921600

約数和(自身を除く): 64164182

約数列:

[1, 2, 7, 14, 31, 62, 73, 146, 217, 434, 511, 1022, 2263, 2549, 4526, 5098, 15841, 17843, 31682, 35686, 79019, 158038, 186077, 372154, 553133, 1106266, 1302539, 2605078, 5768387, 11536774, 40378709, 80757418]

約数ペア:

[(1, 80757418), (2, 40378709), (7, 11536774), (14, 5768387), (31, 2605078), (62, 1302539), (73, 1106266), (146, 553133), (217, 372154), (434, 186077), (511, 158038), (1022, 79019), (2263, 35686), (2549, 31682), (4526, 17843), (5098, 15841)]