80904052

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{28771}}^1$

素因数の和:28831

約数の個数: 24

約数和(自身を含む): 153067040

約数和(自身を除く): 72162988

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 28771, 57542, 115084, 546649, 1064527, 1093298, 2129054, 2186596, 4258108, 20226013, 40452026, 80904052]

約数ペア:

[(1, 80904052), (2, 40452026), (4, 20226013), (19, 4258108), (37, 2186596), (38, 2129054), (74, 1093298), (76, 1064527), (148, 546649), (703, 115084), (1406, 57542), (2812, 28771)]