20138025635

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{69481}}^1$

素因数の和:69533

約数の個数: 48

約数和(自身を含む): 30516494400

約数和(自身を除く): 10378468765

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 343, 455, 637, 845, 1183, 1715, 3185, 4459, 5915, 8281, 22295, 41405, 57967, 69481, 289835, 347405, 486367, 903253, 2431835, 3404569, 4516265, 6322771, 11742289, 17022845, 23831983, 31613855, 44259397, 58711445, 82196023, 119159915, 221296985, 309815779, 410980115, 575372161, 1549078895, 2876860805, 4027605127, 20138025635]

約数ペア:

[(1, 20138025635), (5, 4027605127), (7, 2876860805), (13, 1549078895), (35, 575372161), (49, 410980115), (65, 309815779), (91, 221296985), (169, 119159915), (245, 82196023), (343, 58711445), (455, 44259397), (637, 31613855), (845, 23831983), (1183, 17022845), (1715, 11742289), (3185, 6322771), (4459, 4516265), (5915, 3404569), (8281, 2431835), (22295, 903253), (41405, 486367), (57967, 347405), (69481, 289835)]