66686325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 117778176

約数和(自身を除く): 51091851

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 193, 255, 271, 425, 579, 813, 965, 1275, 1355, 2895, 3281, 4065, 4607, 4825, 6775, 9843, 13821, 14475, 16405, 20325, 23035, 49215, 52303, 69105, 82025, 115175, 156909, 246075, 261515, 345525, 784545, 889151, 1307575, 2667453, 3922725, 4445755, 13337265, 22228775, 66686325]

約数ペア:

[(1, 66686325), (3, 22228775), (5, 13337265), (15, 4445755), (17, 3922725), (25, 2667453), (51, 1307575), (75, 889151), (85, 784545), (193, 345525), (255, 261515), (271, 246075), (425, 156909), (579, 115175), (813, 82025), (965, 69105), (1275, 52303), (1355, 49215), (2895, 23035), (3281, 20325), (4065, 16405), (4607, 14475), (4825, 13821), (6775, 9843)]