42988225

素因数分解:

$5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4105

約数の個数: 24

約数和(自身を含む): 61934528

約数和(自身を除く): 18946303

約数列:

[1, 5, 7, 25, 35, 61, 175, 305, 427, 1525, 2135, 4027, 10675, 20135, 28189, 100675, 140945, 245647, 704725, 1228235, 1719529, 6141175, 8597645, 42988225]

約数ペア:

[(1, 42988225), (5, 8597645), (7, 6141175), (25, 1719529), (35, 1228235), (61, 704725), (175, 245647), (305, 140945), (427, 100675), (1525, 28189), (2135, 20135), (4027, 10675)]