254957144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{2551}}^1$

素因数の和:2632

約数の個数: 48

約数和(自身を含む): 532168560

約数和(自身を除く): 277211416

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 961, 1612, 1922, 2551, 3224, 3844, 5102, 7688, 10204, 12493, 20408, 24986, 33163, 49972, 66326, 79081, 99944, 132652, 158162, 265304, 316324, 632648, 1028053, 2056106, 2451511, 4112212, 4903022, 8224424, 9806044, 19612088, 31869643, 63739286, 127478572, 254957144]

約数ペア:

[(1, 254957144), (2, 127478572), (4, 63739286), (8, 31869643), (13, 19612088), (26, 9806044), (31, 8224424), (52, 4903022), (62, 4112212), (104, 2451511), (124, 2056106), (248, 1028053), (403, 632648), (806, 316324), (961, 265304), (1612, 158162), (1922, 132652), (2551, 99944), (3224, 79081), (3844, 66326), (5102, 49972), (7688, 33163), (10204, 24986), (12493, 20408)]