66860768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{160723}}^1$

素因数の和:160746

約数の個数: 24

約数和(自身を含む): 141758568

約数和(自身を除く): 74897800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 160723, 321446, 642892, 1285784, 2089399, 2571568, 4178798, 5143136, 8357596, 16715192, 33430384, 66860768]

約数ペア:

[(1, 66860768), (2, 33430384), (4, 16715192), (8, 8357596), (13, 5143136), (16, 4178798), (26, 2571568), (32, 2089399), (52, 1285784), (104, 642892), (208, 321446), (416, 160723)]