25083880

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4787}}^1$

素因数の和:4929

約数の個数: 32

約数和(自身を含む): 56881440

約数和(自身を除く): 31797560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4787, 5240, 9574, 19148, 23935, 38296, 47870, 95740, 191480, 627097, 1254194, 2508388, 3135485, 5016776, 6270970, 12541940, 25083880]

約数ペア:

[(1, 25083880), (2, 12541940), (4, 6270970), (5, 5016776), (8, 3135485), (10, 2508388), (20, 1254194), (40, 627097), (131, 191480), (262, 95740), (524, 47870), (655, 38296), (1048, 23935), (1310, 19148), (2620, 9574), (4787, 5240)]