86640248

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{137089}}^1$

素因数の和:137174

約数の個数: 16

約数和(自身を含む): 164508000

約数和(自身を除く): 77867752

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 137089, 274178, 548356, 1096712, 10830031, 21660062, 43320124, 86640248]

約数ペア:

[(1, 86640248), (2, 43320124), (4, 21660062), (8, 10830031), (79, 1096712), (158, 548356), (316, 274178), (632, 137089)]