520099475

素因数分解:

$5^2\times 7^3\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 759475200

約数和(自身を除く): 239375725

約数列:

[1, 5, 7, 25, 35, 49, 131, 175, 245, 343, 463, 655, 917, 1225, 1715, 2315, 3241, 3275, 4585, 6419, 8575, 11575, 16205, 22687, 22925, 32095, 44933, 60653, 81025, 113435, 158809, 160475, 224665, 303265, 424571, 567175, 794045, 1123325, 1516325, 2122855, 2971997, 3970225, 10614275, 14859985, 20803979, 74299925, 104019895, 520099475]

約数ペア:

[(1, 520099475), (5, 104019895), (7, 74299925), (25, 20803979), (35, 14859985), (49, 10614275), (131, 3970225), (175, 2971997), (245, 2122855), (343, 1516325), (463, 1123325), (655, 794045), (917, 567175), (1225, 424571), (1715, 303265), (2315, 224665), (3241, 160475), (3275, 158809), (4585, 113435), (6419, 81025), (8575, 60653), (11575, 44933), (16205, 32095), (22687, 22925)]