25640990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{62539}}^1$

素因数の和:62587

約数の個数: 16

約数和(自身を含む): 47280240

約数和(自身を除く): 21639250

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 62539, 125078, 312695, 625390, 2564099, 5128198, 12820495, 25640990]

約数ペア:

[(1, 25640990), (2, 12820495), (5, 5128198), (10, 2564099), (41, 625390), (82, 312695), (205, 125078), (410, 62539)]