51007880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16561}}^1$

素因数の和:16590

約数の個数: 64

約数和(自身を含む): 143095680

約数和(自身を除く): 92087800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 16561, 33122, 66244, 82805, 115927, 132488, 165610, 182171, 231854, 331220, 364342, 463708, 579635, 662440, 728684, 910855, 927416, 1159270, 1275197, 1457368, 1821710, 2318540, 2550394, 3643420, 4637080, 5100788, 6375985, 7286840, 10201576, 12751970, 25503940, 51007880]

約数ペア:

[(1, 51007880), (2, 25503940), (4, 12751970), (5, 10201576), (7, 7286840), (8, 6375985), (10, 5100788), (11, 4637080), (14, 3643420), (20, 2550394), (22, 2318540), (28, 1821710), (35, 1457368), (40, 1275197), (44, 1159270), (55, 927416), (56, 910855), (70, 728684), (77, 662440), (88, 579635), (110, 463708), (140, 364342), (154, 331220), (220, 231854), (280, 182171), (308, 165610), (385, 132488), (440, 115927), (616, 82805), (770, 66244), (1540, 33122), (3080, 16561)]