1296645184

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{2543}}^1$

素因数の和:2843

約数の個数: 56

約数和(自身を含む): 2667414528

約数和(自身を除く): 1370769344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 257, 496, 514, 992, 1028, 1984, 2056, 2543, 4112, 5086, 7967, 8224, 10172, 15934, 16448, 20344, 31868, 40688, 63736, 78833, 81376, 127472, 157666, 162752, 254944, 315332, 509888, 630664, 653551, 1261328, 1307102, 2522656, 2614204, 5045312, 5228408, 10456816, 20260081, 20913632, 40520162, 41827264, 81040324, 162080648, 324161296, 648322592, 1296645184]

約数ペア:

[(1, 1296645184), (2, 648322592), (4, 324161296), (8, 162080648), (16, 81040324), (31, 41827264), (32, 40520162), (62, 20913632), (64, 20260081), (124, 10456816), (248, 5228408), (257, 5045312), (496, 2614204), (514, 2522656), (992, 1307102), (1028, 1261328), (1984, 653551), (2056, 630664), (2543, 509888), (4112, 315332), (5086, 254944), (7967, 162752), (8224, 157666), (10172, 127472), (15934, 81376), (16448, 78833), (20344, 63736), (31868, 40688)]