80867895

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16691}}^1$

素因数の和:16735

約数の個数: 32

約数和(自身を含む): 144218880

約数和(自身を除く): 63350985

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 16691, 50073, 83455, 250365, 283747, 317129, 851241, 951387, 1418735, 1585645, 4256205, 4756935, 5391193, 16173579, 26955965, 80867895]

約数ペア:

[(1, 80867895), (3, 26955965), (5, 16173579), (15, 5391193), (17, 4756935), (19, 4256205), (51, 1585645), (57, 1418735), (85, 951387), (95, 851241), (255, 317129), (285, 283747), (323, 250365), (969, 83455), (1615, 50073), (4845, 16691)]