81889664

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{12071}}^1$

素因数の和:12138

約数の個数: 32

約数和(自身を含む): 166231440

約数和(自身を除く): 84341776

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 12071, 24142, 48284, 96568, 193136, 386272, 639763, 772544, 1279526, 1545088, 2559052, 5118104, 10236208, 20472416, 40944832, 81889664]

約数ペア:

[(1, 81889664), (2, 40944832), (4, 20472416), (8, 10236208), (16, 5118104), (32, 2559052), (53, 1545088), (64, 1279526), (106, 772544), (128, 639763), (212, 386272), (424, 193136), (848, 96568), (1696, 48284), (3392, 24142), (6784, 12071)]