2553222920

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1\times {\mathrm{1229}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 5802451200

約数和(自身を除く): 3249228280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 311, 334, 622, 668, 835, 1229, 1244, 1336, 1555, 1670, 2458, 2488, 3110, 3340, 4916, 6145, 6220, 6680, 9832, 12290, 12440, 24580, 49160, 51937, 103874, 205243, 207748, 259685, 382219, 410486, 415496, 519370, 764438, 820972, 1026215, 1038740, 1528876, 1641944, 1911095, 2052430, 2077480, 3057752, 3822190, 4104860, 7644380, 8209720, 15288760, 63830573, 127661146, 255322292, 319152865, 510644584, 638305730, 1276611460, 2553222920]

約数ペア:

[(1, 2553222920), (2, 1276611460), (4, 638305730), (5, 510644584), (8, 319152865), (10, 255322292), (20, 127661146), (40, 63830573), (167, 15288760), (311, 8209720), (334, 7644380), (622, 4104860), (668, 3822190), (835, 3057752), (1229, 2077480), (1244, 2052430), (1336, 1911095), (1555, 1641944), (1670, 1528876), (2458, 1038740), (2488, 1026215), (3110, 820972), (3340, 764438), (4916, 519370), (6145, 415496), (6220, 410486), (6680, 382219), (9832, 259685), (12290, 207748), (12440, 205243), (24580, 103874), (49160, 51937)]