208444850

素因数分解:

$2^1\times 5^2\times {\mathrm{397}}^1\times {\mathrm{10501}}^1$

素因数の和:10910

約数の個数: 24

約数和(自身を含む): 388721028

約数和(自身を除く): 180276178

約数列:

[1, 2, 5, 10, 25, 50, 397, 794, 1985, 3970, 9925, 10501, 19850, 21002, 52505, 105010, 262525, 525050, 4168897, 8337794, 20844485, 41688970, 104222425, 208444850]

約数ペア:

[(1, 208444850), (2, 104222425), (5, 41688970), (10, 20844485), (25, 8337794), (50, 4168897), (397, 525050), (794, 262525), (1985, 105010), (3970, 52505), (9925, 21002), (10501, 19850)]