1281009850

素因数分解:

$2^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{382391}}^1$

素因数の和:382470

約数の個数: 24

約数和(自身を含む): 2418247008

約数和(自身を除く): 1137237158

約数列:

[1, 2, 5, 10, 25, 50, 67, 134, 335, 670, 1675, 3350, 382391, 764782, 1911955, 3823910, 9559775, 19119550, 25620197, 51240394, 128100985, 256201970, 640504925, 1281009850]

約数ペア:

[(1, 1281009850), (2, 640504925), (5, 256201970), (10, 128100985), (25, 51240394), (50, 25620197), (67, 19119550), (134, 9559775), (335, 3823910), (670, 1911955), (1675, 764782), (3350, 382391)]