9901389025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1565437}}^1$

素因数の和:1565481

約数の個数: 24

約数和(自身を含む): 13976230464

約数和(自身を除く): 4074841439

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 1565437, 7827185, 17219807, 36005051, 39135925, 86099035, 180025255, 396055561, 430495175, 900126275, 1980277805, 9901389025]

約数ペア:

[(1, 9901389025), (5, 1980277805), (11, 900126275), (23, 430495175), (25, 396055561), (55, 180025255), (115, 86099035), (253, 39135925), (275, 36005051), (575, 17219807), (1265, 7827185), (6325, 1565437)]