25316620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2699}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 36372980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 2699, 4690, 5398, 9380, 10796, 13495, 18893, 26990, 37786, 53980, 75572, 94465, 180833, 188930, 361666, 377860, 723332, 904165, 1265831, 1808330, 2531662, 3616660, 5063324, 6329155, 12658310, 25316620]

約数ペア:

[(1, 25316620), (2, 12658310), (4, 6329155), (5, 5063324), (7, 3616660), (10, 2531662), (14, 1808330), (20, 1265831), (28, 904165), (35, 723332), (67, 377860), (70, 361666), (134, 188930), (140, 180833), (268, 94465), (335, 75572), (469, 53980), (670, 37786), (938, 26990), (1340, 18893), (1876, 13495), (2345, 10796), (2699, 9380), (4690, 5398)]