8342425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 13471360

約数和(自身を除く): 5128935

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 193, 247, 325, 455, 475, 665, 965, 1235, 1351, 1729, 2275, 2509, 3325, 3667, 4825, 6175, 6755, 8645, 12545, 17563, 18335, 25669, 33775, 43225, 47671, 62725, 87815, 91675, 128345, 238355, 333697, 439075, 641725, 1191775, 1668485, 8342425]

約数ペア:

[(1, 8342425), (5, 1668485), (7, 1191775), (13, 641725), (19, 439075), (25, 333697), (35, 238355), (65, 128345), (91, 91675), (95, 87815), (133, 62725), (175, 47671), (193, 43225), (247, 33775), (325, 25669), (455, 18335), (475, 17563), (665, 12545), (965, 8645), (1235, 6755), (1351, 6175), (1729, 4825), (2275, 3667), (2509, 3325)]