70780900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{7297}}^1$

素因数の和:7408

約数の個数: 36

約数和(自身を含む): 155199268

約数和(自身を除く): 84418368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 7297, 9700, 14594, 29188, 36485, 72970, 145940, 182425, 364850, 707809, 729700, 1415618, 2831236, 3539045, 7078090, 14156180, 17695225, 35390450, 70780900]

約数ペア:

[(1, 70780900), (2, 35390450), (4, 17695225), (5, 14156180), (10, 7078090), (20, 3539045), (25, 2831236), (50, 1415618), (97, 729700), (100, 707809), (194, 364850), (388, 182425), (485, 145940), (970, 72970), (1940, 36485), (2425, 29188), (4850, 14594), (7297, 9700)]