2079666575

素因数分解:

$5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 3141923904

約数和(自身を除く): 1062257329

約数列:

[1, 5, 7, 25, 35, 41, 47, 49, 175, 205, 235, 245, 287, 329, 881, 1025, 1175, 1225, 1435, 1645, 1927, 2009, 2303, 4405, 6167, 7175, 8225, 9635, 10045, 11515, 13489, 22025, 30835, 36121, 41407, 43169, 48175, 50225, 57575, 67445, 94423, 154175, 180605, 207035, 215845, 252847, 289849, 337225, 472115, 903025, 1035175, 1079225, 1264235, 1449245, 1697687, 1769929, 2028943, 2360575, 6321175, 7246225, 8488435, 8849645, 10144715, 11883809, 42442175, 44248225, 50723575, 59419045, 83186663, 297095225, 415933315, 2079666575]

約数ペア:

[(1, 2079666575), (5, 415933315), (7, 297095225), (25, 83186663), (35, 59419045), (41, 50723575), (47, 44248225), (49, 42442175), (175, 11883809), (205, 10144715), (235, 8849645), (245, 8488435), (287, 7246225), (329, 6321175), (881, 2360575), (1025, 2028943), (1175, 1769929), (1225, 1697687), (1435, 1449245), (1645, 1264235), (1927, 1079225), (2009, 1035175), (2303, 903025), (4405, 472115), (6167, 337225), (7175, 289849), (8225, 252847), (9635, 215845), (10045, 207035), (11515, 180605), (13489, 154175), (22025, 94423), (30835, 67445), (36121, 57575), (41407, 50225), (43169, 48175)]