52180520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 135146880

約数和(自身を除く): 82966360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1187, 1256, 1570, 2198, 2374, 3140, 4396, 4748, 5495, 5935, 6280, 8309, 8792, 9496, 10990, 11870, 16618, 21980, 23740, 33236, 41545, 43960, 47480, 66472, 83090, 166180, 186359, 332360, 372718, 745436, 931795, 1304513, 1490872, 1863590, 2609026, 3727180, 5218052, 6522565, 7454360, 10436104, 13045130, 26090260, 52180520]

約数ペア:

[(1, 52180520), (2, 26090260), (4, 13045130), (5, 10436104), (7, 7454360), (8, 6522565), (10, 5218052), (14, 3727180), (20, 2609026), (28, 1863590), (35, 1490872), (40, 1304513), (56, 931795), (70, 745436), (140, 372718), (157, 332360), (280, 186359), (314, 166180), (628, 83090), (785, 66472), (1099, 47480), (1187, 43960), (1256, 41545), (1570, 33236), (2198, 23740), (2374, 21980), (3140, 16618), (4396, 11870), (4748, 10990), (5495, 9496), (5935, 8792), (6280, 8309)]