80413456

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{16057}}^1$

素因数の和:16378

約数の個数: 20

約数和(自身を含む): 156308572

約数和(自身を除く): 75895116

約数列:

[1, 2, 4, 8, 16, 313, 626, 1252, 2504, 5008, 16057, 32114, 64228, 128456, 256912, 5025841, 10051682, 20103364, 40206728, 80413456]

約数ペア:

[(1, 80413456), (2, 40206728), (4, 20103364), (8, 10051682), (16, 5025841), (313, 256912), (626, 128456), (1252, 64228), (2504, 32114), (5008, 16057)]