83660560

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10781}}^1$

素因数の和:10891

約数の個数: 40

約数和(自身を含む): 196534296

約数和(自身を除く): 112873736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 10781, 21562, 43124, 53905, 86248, 107810, 172496, 215620, 431240, 862480, 1045757, 2091514, 4183028, 5228785, 8366056, 10457570, 16732112, 20915140, 41830280, 83660560]

約数ペア:

[(1, 83660560), (2, 41830280), (4, 20915140), (5, 16732112), (8, 10457570), (10, 8366056), (16, 5228785), (20, 4183028), (40, 2091514), (80, 1045757), (97, 862480), (194, 431240), (388, 215620), (485, 172496), (776, 107810), (970, 86248), (1552, 53905), (1940, 43124), (3880, 21562), (7760, 10781)]