64292020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2311}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 146821248

約数和(自身を除く): 82529228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2311, 2782, 4622, 5564, 6955, 9244, 11555, 13910, 23110, 27820, 30043, 46220, 60086, 120172, 150215, 247277, 300430, 494554, 600860, 989108, 1236385, 2472770, 3214601, 4945540, 6429202, 12858404, 16073005, 32146010, 64292020]

約数ペア:

[(1, 64292020), (2, 32146010), (4, 16073005), (5, 12858404), (10, 6429202), (13, 4945540), (20, 3214601), (26, 2472770), (52, 1236385), (65, 989108), (107, 600860), (130, 494554), (214, 300430), (260, 247277), (428, 150215), (535, 120172), (1070, 60086), (1391, 46220), (2140, 30043), (2311, 27820), (2782, 23110), (4622, 13910), (5564, 11555), (6955, 9244)]