871318900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2083}}^1$

素因数の和:2233

約数の個数: 72

約数和(自身を含む): 1953624960

約数和(自身を除く): 1082306060

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 89, 94, 100, 178, 188, 235, 356, 445, 470, 890, 940, 1175, 1780, 2083, 2225, 2350, 4166, 4183, 4450, 4700, 8332, 8366, 8900, 10415, 16732, 20830, 20915, 41660, 41830, 52075, 83660, 97901, 104150, 104575, 185387, 195802, 208300, 209150, 370774, 391604, 418300, 489505, 741548, 926935, 979010, 1853870, 1958020, 2447525, 3707740, 4634675, 4895050, 8713189, 9269350, 9790100, 17426378, 18538700, 34852756, 43565945, 87131890, 174263780, 217829725, 435659450, 871318900]

約数ペア:

[(1, 871318900), (2, 435659450), (4, 217829725), (5, 174263780), (10, 87131890), (20, 43565945), (25, 34852756), (47, 18538700), (50, 17426378), (89, 9790100), (94, 9269350), (100, 8713189), (178, 4895050), (188, 4634675), (235, 3707740), (356, 2447525), (445, 1958020), (470, 1853870), (890, 979010), (940, 926935), (1175, 741548), (1780, 489505), (2083, 418300), (2225, 391604), (2350, 370774), (4166, 209150), (4183, 208300), (4450, 195802), (4700, 185387), (8332, 104575), (8366, 104150), (8900, 97901), (10415, 83660), (16732, 52075), (20830, 41830), (20915, 41660)]