25201905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4297}}^1$

素因数の和:4345

約数の個数: 32

約数和(自身を含む): 44561664

約数和(自身を除く): 19359759

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 4297, 5865, 12891, 21485, 64455, 73049, 98831, 219147, 296493, 365245, 494155, 1095735, 1482465, 1680127, 5040381, 8400635, 25201905]

約数ペア:

[(1, 25201905), (3, 8400635), (5, 5040381), (15, 1680127), (17, 1482465), (23, 1095735), (51, 494155), (69, 365245), (85, 296493), (115, 219147), (255, 98831), (345, 73049), (391, 64455), (1173, 21485), (1955, 12891), (4297, 5865)]