80032408

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2909}}^1$

素因数の和:3115

約数の個数: 32

約数和(自身を含む): 158886000

約数和(自身を除く): 78853592

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 1448, 2909, 3439, 5818, 6878, 11636, 13756, 23272, 27512, 55271, 110542, 221084, 442168, 526529, 1053058, 2106116, 4212232, 10004051, 20008102, 40016204, 80032408]

約数ペア:

[(1, 80032408), (2, 40016204), (4, 20008102), (8, 10004051), (19, 4212232), (38, 2106116), (76, 1053058), (152, 526529), (181, 442168), (362, 221084), (724, 110542), (1448, 55271), (2909, 27512), (3439, 23272), (5818, 13756), (6878, 11636)]