2556551545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{3121}}^1$

素因数の和:3585

約数の個数: 32

約数和(自身を含む): 3398734080

約数和(自身を除く): 842182535

約数列:

[1, 5, 17, 23, 85, 115, 391, 419, 1955, 2095, 3121, 7123, 9637, 15605, 35615, 48185, 53057, 71783, 163829, 265285, 358915, 819145, 1220311, 1307699, 6101555, 6538495, 22230883, 30077077, 111154415, 150385385, 511310309, 2556551545]

約数ペア:

[(1, 2556551545), (5, 511310309), (17, 150385385), (23, 111154415), (85, 30077077), (115, 22230883), (391, 6538495), (419, 6101555), (1955, 1307699), (2095, 1220311), (3121, 819145), (7123, 358915), (9637, 265285), (15605, 163829), (35615, 71783), (48185, 53057)]