81752456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19391}}^1$

素因数の和:19445

約数の個数: 32

約数和(自身を含む): 167546880

約数和(自身を除く): 85794424

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 19391, 38782, 77564, 155128, 329647, 601121, 659294, 1202242, 1318588, 2404484, 2637176, 4808968, 10219057, 20438114, 40876228, 81752456]

約数ペア:

[(1, 81752456), (2, 40876228), (4, 20438114), (8, 10219057), (17, 4808968), (31, 2637176), (34, 2404484), (62, 1318588), (68, 1202242), (124, 659294), (136, 601121), (248, 329647), (527, 155128), (1054, 77564), (2108, 38782), (4216, 19391)]