82221080

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{21191}}^1$

素因数の和:21299

約数の個数: 32

約数和(自身を含む): 186913440

約数和(自身を除く): 104692360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 21191, 42382, 84764, 105955, 169528, 211910, 423820, 847640, 2055527, 4111054, 8222108, 10277635, 16444216, 20555270, 41110540, 82221080]

約数ペア:

[(1, 82221080), (2, 41110540), (4, 20555270), (5, 16444216), (8, 10277635), (10, 8222108), (20, 4111054), (40, 2055527), (97, 847640), (194, 423820), (388, 211910), (485, 169528), (776, 105955), (970, 84764), (1940, 42382), (3880, 21191)]