65523080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{971}}^1$

素因数の和:1230

約数の個数: 64

約数和(自身を含む): 169361280

約数和(自身を除く): 103838200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 241, 280, 482, 964, 971, 1205, 1687, 1928, 1942, 2410, 3374, 3884, 4820, 4855, 6748, 6797, 7768, 8435, 9640, 9710, 13496, 13594, 16870, 19420, 27188, 33740, 33985, 38840, 54376, 67480, 67970, 135940, 234011, 271880, 468022, 936044, 1170055, 1638077, 1872088, 2340110, 3276154, 4680220, 6552308, 8190385, 9360440, 13104616, 16380770, 32761540, 65523080]

約数ペア:

[(1, 65523080), (2, 32761540), (4, 16380770), (5, 13104616), (7, 9360440), (8, 8190385), (10, 6552308), (14, 4680220), (20, 3276154), (28, 2340110), (35, 1872088), (40, 1638077), (56, 1170055), (70, 936044), (140, 468022), (241, 271880), (280, 234011), (482, 135940), (964, 67970), (971, 67480), (1205, 54376), (1687, 38840), (1928, 33985), (1942, 33740), (2410, 27188), (3374, 19420), (3884, 16870), (4820, 13594), (4855, 13496), (6748, 9710), (6797, 9640), (7768, 8435)]