18450425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 28569600

約数和(自身を除く): 10119175

約数列:

[1, 5, 7, 19, 25, 31, 35, 95, 133, 155, 175, 179, 217, 475, 589, 665, 775, 895, 1085, 1253, 2945, 3325, 3401, 4123, 4475, 5425, 5549, 6265, 14725, 17005, 20615, 23807, 27745, 31325, 38843, 85025, 103075, 105431, 119035, 138725, 194215, 527155, 595175, 738017, 971075, 2635775, 3690085, 18450425]

約数ペア:

[(1, 18450425), (5, 3690085), (7, 2635775), (19, 971075), (25, 738017), (31, 595175), (35, 527155), (95, 194215), (133, 138725), (155, 119035), (175, 105431), (179, 103075), (217, 85025), (475, 38843), (589, 31325), (665, 27745), (775, 23807), (895, 20615), (1085, 17005), (1253, 14725), (2945, 6265), (3325, 5549), (3401, 5425), (4123, 4475)]