25964540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 62705664

約数和(自身を除く): 36741124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 971, 1337, 1910, 1942, 2674, 3820, 3884, 4855, 5348, 6685, 6797, 9710, 13370, 13594, 19420, 26740, 27188, 33985, 67970, 135940, 185461, 370922, 741844, 927305, 1298227, 1854610, 2596454, 3709220, 5192908, 6491135, 12982270, 25964540]

約数ペア:

[(1, 25964540), (2, 12982270), (4, 6491135), (5, 5192908), (7, 3709220), (10, 2596454), (14, 1854610), (20, 1298227), (28, 927305), (35, 741844), (70, 370922), (140, 185461), (191, 135940), (382, 67970), (764, 33985), (955, 27188), (971, 26740), (1337, 19420), (1910, 13594), (1942, 13370), (2674, 9710), (3820, 6797), (3884, 6685), (4855, 5348)]