520015085

素因数分解:

$5^1\times {\mathrm{19}}^3\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 672451200

約数和(自身を除く): 152436115

約数列:

[1, 5, 19, 59, 95, 257, 295, 361, 1121, 1285, 1805, 4883, 5605, 6859, 15163, 21299, 24415, 34295, 75815, 92777, 106495, 288097, 404681, 463885, 1440485, 1762763, 2023405, 5473843, 8813815, 27369215, 104003017, 520015085]

約数ペア:

[(1, 520015085), (5, 104003017), (19, 27369215), (59, 8813815), (95, 5473843), (257, 2023405), (295, 1762763), (361, 1440485), (1121, 463885), (1285, 404681), (1805, 288097), (4883, 106495), (5605, 92777), (6859, 75815), (15163, 34295), (21299, 24415)]