81780404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{29333}}^1$

素因数の和:29395

約数の個数: 24

約数和(自身を含む): 155235528

約数和(自身を除く): 73455124

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 29333, 58666, 117332, 498661, 997322, 1202653, 1994644, 2405306, 4810612, 20445101, 40890202, 81780404]

約数ペア:

[(1, 81780404), (2, 40890202), (4, 20445101), (17, 4810612), (34, 2405306), (41, 1994644), (68, 1202653), (82, 997322), (164, 498661), (697, 117332), (1394, 58666), (2788, 29333)]