80911378

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 131393664

約数和(自身を除く): 50482286

約数列:

[1, 2, 23, 37, 46, 74, 137, 274, 347, 694, 851, 1702, 3151, 5069, 6302, 7981, 10138, 12839, 15962, 25678, 47539, 95078, 116587, 233174, 295297, 590594, 1093397, 1758943, 2186794, 3517886, 40455689, 80911378]

約数ペア:

[(1, 80911378), (2, 40455689), (23, 3517886), (37, 2186794), (46, 1758943), (74, 1093397), (137, 590594), (274, 295297), (347, 233174), (694, 116587), (851, 95078), (1702, 47539), (3151, 25678), (5069, 15962), (6302, 12839), (7981, 10138)]