8410363400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{213461}}^1$

素因数の和:213674

約数の個数: 48

約数和(自身を含む): 19653446340

約数和(自身を除く): 11243082940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 7880, 9850, 19700, 39400, 213461, 426922, 853844, 1067305, 1707688, 2134610, 4269220, 5336525, 8538440, 10673050, 21346100, 42051817, 42692200, 84103634, 168207268, 210259085, 336414536, 420518170, 841036340, 1051295425, 1682072680, 2102590850, 4205181700, 8410363400]

約数ペア:

[(1, 8410363400), (2, 4205181700), (4, 2102590850), (5, 1682072680), (8, 1051295425), (10, 841036340), (20, 420518170), (25, 336414536), (40, 210259085), (50, 168207268), (100, 84103634), (197, 42692200), (200, 42051817), (394, 21346100), (788, 10673050), (985, 8538440), (1576, 5336525), (1970, 4269220), (3940, 2134610), (4925, 1707688), (7880, 1067305), (9850, 853844), (19700, 426922), (39400, 213461)]