4287725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 5832960

約数和(自身を除く): 1545235

約数列:

[1, 5, 13, 25, 65, 79, 167, 325, 395, 835, 1027, 1975, 2171, 4175, 5135, 10855, 13193, 25675, 54275, 65965, 171509, 329825, 857545, 4287725]

約数ペア:

[(1, 4287725), (5, 857545), (13, 329825), (25, 171509), (65, 65965), (79, 54275), (167, 25675), (325, 13193), (395, 10855), (835, 5135), (1027, 4175), (1975, 2171)]