80969104

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{39847}}^1$

素因数の和:39982

約数の個数: 20

約数和(自身を含む): 158116864

約数和(自身を除く): 77147760

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 39847, 79694, 159388, 318776, 637552, 5060569, 10121138, 20242276, 40484552, 80969104]

約数ペア:

[(1, 80969104), (2, 40484552), (4, 20242276), (8, 10121138), (16, 5060569), (127, 637552), (254, 318776), (508, 159388), (1016, 79694), (2032, 39847)]