260054288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1301}}^1$

素因数の和:1384

約数の個数: 60

約数和(自身を含む): 561112524

約数和(自身を除く): 301058236

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 961, 1301, 1612, 1922, 2602, 3224, 3844, 5204, 6448, 7688, 10408, 12493, 15376, 16913, 20816, 24986, 33826, 40331, 49972, 67652, 80662, 99944, 135304, 161324, 199888, 270608, 322648, 524303, 645296, 1048606, 1250261, 2097212, 2500522, 4194424, 5001044, 8388848, 10002088, 16253393, 20004176, 32506786, 65013572, 130027144, 260054288]

約数ペア:

[(1, 260054288), (2, 130027144), (4, 65013572), (8, 32506786), (13, 20004176), (16, 16253393), (26, 10002088), (31, 8388848), (52, 5001044), (62, 4194424), (104, 2500522), (124, 2097212), (208, 1250261), (248, 1048606), (403, 645296), (496, 524303), (806, 322648), (961, 270608), (1301, 199888), (1612, 161324), (1922, 135304), (2602, 99944), (3224, 80662), (3844, 67652), (5204, 49972), (6448, 40331), (7688, 33826), (10408, 24986), (12493, 20816), (15376, 16913)]