61504775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 80078208

約数和(自身を除く): 18573433

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1301, 1525, 1891, 6505, 9455, 32525, 40331, 47275, 79361, 201655, 396805, 1008275, 1984025, 2460191, 12300955, 61504775]

約数ペア:

[(1, 61504775), (5, 12300955), (25, 2460191), (31, 1984025), (61, 1008275), (155, 396805), (305, 201655), (775, 79361), (1301, 47275), (1525, 40331), (1891, 32525), (6505, 9455)]