208089160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{65851}}^1$

素因数の和:65941

約数の個数: 32

約数和(自身を含む): 474134400

約数和(自身を除く): 266045240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 65851, 131702, 263404, 329255, 526808, 658510, 1317020, 2634040, 5202229, 10404458, 20808916, 26011145, 41617832, 52022290, 104044580, 208089160]

約数ペア:

[(1, 208089160), (2, 104044580), (4, 52022290), (5, 41617832), (8, 26011145), (10, 20808916), (20, 10404458), (40, 5202229), (79, 2634040), (158, 1317020), (316, 658510), (395, 526808), (632, 329255), (790, 263404), (1580, 131702), (3160, 65851)]