64531340

素因数分解:

$2^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{2083}}^1$

素因数の和:3641

約数の個数: 24

約数和(自身を含む): 135668400

約数和(自身を除く): 71137060

約数列:

[1, 2, 4, 5, 10, 20, 1549, 2083, 3098, 4166, 6196, 7745, 8332, 10415, 15490, 20830, 30980, 41660, 3226567, 6453134, 12906268, 16132835, 32265670, 64531340]

約数ペア:

[(1, 64531340), (2, 32265670), (4, 16132835), (5, 12906268), (10, 6453134), (20, 3226567), (1549, 41660), (2083, 30980), (3098, 20830), (4166, 15490), (6196, 10415), (7745, 8332)]