24781225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 38390400

約数和(自身を除く): 13609175

約数列:

[1, 5, 7, 19, 25, 29, 35, 95, 133, 145, 175, 203, 257, 475, 551, 665, 725, 1015, 1285, 1799, 2755, 3325, 3857, 4883, 5075, 6425, 7453, 8995, 13775, 19285, 24415, 34181, 37265, 44975, 52171, 96425, 122075, 141607, 170905, 186325, 260855, 708035, 854525, 991249, 1304275, 3540175, 4956245, 24781225]

約数ペア:

[(1, 24781225), (5, 4956245), (7, 3540175), (19, 1304275), (25, 991249), (29, 854525), (35, 708035), (95, 260855), (133, 186325), (145, 170905), (175, 141607), (203, 122075), (257, 96425), (475, 52171), (551, 44975), (665, 37265), (725, 34181), (1015, 24415), (1285, 19285), (1799, 13775), (2755, 8995), (3325, 7453), (3857, 6425), (4883, 5075)]