26642525

素因数分解:

$5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 41664000

約数和(自身を除く): 15021475

約数列:

[1, 5, 7, 13, 25, 35, 49, 65, 91, 175, 239, 245, 325, 343, 455, 637, 1195, 1225, 1673, 1715, 2275, 3107, 3185, 4459, 5975, 8365, 8575, 11711, 15535, 15925, 21749, 22295, 41825, 58555, 77675, 81977, 108745, 111475, 152243, 292775, 409885, 543725, 761215, 1065701, 2049425, 3806075, 5328505, 26642525]

約数ペア:

[(1, 26642525), (5, 5328505), (7, 3806075), (13, 2049425), (25, 1065701), (35, 761215), (49, 543725), (65, 409885), (91, 292775), (175, 152243), (239, 111475), (245, 108745), (325, 81977), (343, 77675), (455, 58555), (637, 41825), (1195, 22295), (1225, 21749), (1673, 15925), (1715, 15535), (2275, 11711), (3107, 8575), (3185, 8365), (4459, 5975)]