80428539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 121651200

約数和(自身を除く): 41222661

約数列:

[1, 3, 19, 23, 31, 57, 69, 93, 437, 589, 713, 1311, 1767, 1979, 2139, 5937, 13547, 37601, 40641, 45517, 61349, 112803, 136551, 184047, 864823, 1165631, 1411027, 2594469, 3496893, 4233081, 26809513, 80428539]

約数ペア:

[(1, 80428539), (3, 26809513), (19, 4233081), (23, 3496893), (31, 2594469), (57, 1411027), (69, 1165631), (93, 864823), (437, 184047), (589, 136551), (713, 112803), (1311, 61349), (1767, 45517), (1979, 40641), (2139, 37601), (5937, 13547)]