199433870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{7727}}^1$

素因数の和:7852

約数の個数: 32

約数和(自身を含む): 375580800

約数和(自身を除く): 176146930

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 445, 890, 2581, 5162, 7727, 12905, 15454, 25810, 38635, 77270, 224083, 448166, 687703, 1120415, 1375406, 2240830, 3438515, 6877030, 19943387, 39886774, 99716935, 199433870]

約数ペア:

[(1, 199433870), (2, 99716935), (5, 39886774), (10, 19943387), (29, 6877030), (58, 3438515), (89, 2240830), (145, 1375406), (178, 1120415), (290, 687703), (445, 448166), (890, 224083), (2581, 77270), (5162, 38635), (7727, 25810), (12905, 15454)]