25312755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 18555405

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 271, 479, 813, 1355, 1437, 2395, 3523, 4065, 6227, 7185, 10569, 17615, 18681, 31135, 52845, 93405, 129809, 389427, 649045, 1687517, 1947135, 5062551, 8437585, 25312755]

約数ペア:

[(1, 25312755), (3, 8437585), (5, 5062551), (13, 1947135), (15, 1687517), (39, 649045), (65, 389427), (195, 129809), (271, 93405), (479, 52845), (813, 31135), (1355, 18681), (1437, 17615), (2395, 10569), (3523, 7185), (4065, 6227)]