317590715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 431645760

約数和(自身を除く): 114055045

約数列:

[1, 5, 13, 41, 65, 89, 103, 169, 205, 445, 515, 533, 845, 1157, 1339, 2665, 3649, 4223, 5785, 6695, 6929, 9167, 15041, 17407, 18245, 21115, 34645, 45835, 47437, 54899, 75205, 87035, 119171, 237185, 274495, 375847, 595855, 616681, 713687, 1549223, 1879235, 3083405, 3568435, 4886011, 7746115, 24430055, 63518143, 317590715]

約数ペア:

[(1, 317590715), (5, 63518143), (13, 24430055), (41, 7746115), (65, 4886011), (89, 3568435), (103, 3083405), (169, 1879235), (205, 1549223), (445, 713687), (515, 616681), (533, 595855), (845, 375847), (1157, 274495), (1339, 237185), (2665, 119171), (3649, 87035), (4223, 75205), (5785, 54899), (6695, 47437), (6929, 45835), (9167, 34645), (15041, 21115), (17407, 18245)]