78867130

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{43573}}^1$

素因数の和:43761

約数の個数: 16

約数和(自身を含む): 142748424

約数和(自身を除く): 63881294

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 43573, 87146, 217865, 435730, 7886713, 15773426, 39433565, 78867130]

約数ペア:

[(1, 78867130), (2, 39433565), (5, 15773426), (10, 7886713), (181, 435730), (362, 217865), (905, 87146), (1810, 43573)]