55520856

素因数分解:

$2^3\times 3^3\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 154850400

約数和(自身を除く): 99329544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 401, 641, 802, 1203, 1282, 1604, 1923, 2406, 2564, 3208, 3609, 3846, 4812, 5128, 5769, 7218, 7692, 9624, 10827, 11538, 14436, 15384, 17307, 21654, 23076, 28872, 34614, 43308, 46152, 69228, 86616, 138456, 257041, 514082, 771123, 1028164, 1542246, 2056328, 2313369, 3084492, 4626738, 6168984, 6940107, 9253476, 13880214, 18506952, 27760428, 55520856]

約数ペア:

[(1, 55520856), (2, 27760428), (3, 18506952), (4, 13880214), (6, 9253476), (8, 6940107), (9, 6168984), (12, 4626738), (18, 3084492), (24, 2313369), (27, 2056328), (36, 1542246), (54, 1028164), (72, 771123), (108, 514082), (216, 257041), (401, 138456), (641, 86616), (802, 69228), (1203, 46152), (1282, 43308), (1604, 34614), (1923, 28872), (2406, 23076), (2564, 21654), (3208, 17307), (3609, 15384), (3846, 14436), (4812, 11538), (5128, 10827), (5769, 9624), (7218, 7692)]