49829375

素因数分解:

$5^4\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1388

約数の個数: 20

約数和(自身を含む): 63335976

約数和(自身を除く): 13506601

約数列:

[1, 5, 25, 61, 125, 305, 625, 1307, 1525, 6535, 7625, 32675, 38125, 79727, 163375, 398635, 816875, 1993175, 9965875, 49829375]

約数ペア:

[(1, 49829375), (5, 9965875), (25, 1993175), (61, 816875), (125, 398635), (305, 163375), (625, 79727), (1307, 38125), (1525, 32675), (6535, 7625)]