1640802065

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{2683}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 2286510336

約数和(自身を除く): 645708271

約数列:

[1, 5, 7, 35, 101, 173, 505, 707, 865, 1211, 2683, 3535, 6055, 13415, 17473, 18781, 87365, 93905, 122311, 270983, 464159, 611555, 1354915, 1896881, 2320795, 3249113, 9484405, 16245565, 46880059, 234400295, 328160413, 1640802065]

約数ペア:

[(1, 1640802065), (5, 328160413), (7, 234400295), (35, 46880059), (101, 16245565), (173, 9484405), (505, 3249113), (707, 2320795), (865, 1896881), (1211, 1354915), (2683, 611555), (3535, 464159), (6055, 270983), (13415, 122311), (17473, 93905), (18781, 87365)]