25206930

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13337}}^1$

素因数の和:13360

約数の個数: 64

約数和(自身を含む): 76826880

約数和(自身を除く): 51619950

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 13337, 26674, 40011, 66685, 80022, 93359, 120033, 133370, 186718, 200055, 240066, 280077, 360099, 400110, 466795, 560154, 600165, 720198, 840231, 933590, 1200330, 1400385, 1680462, 1800495, 2520693, 2800770, 3600990, 4201155, 5041386, 8402310, 12603465, 25206930]

約数ペア:

[(1, 25206930), (2, 12603465), (3, 8402310), (5, 5041386), (6, 4201155), (7, 3600990), (9, 2800770), (10, 2520693), (14, 1800495), (15, 1680462), (18, 1400385), (21, 1200330), (27, 933590), (30, 840231), (35, 720198), (42, 600165), (45, 560154), (54, 466795), (63, 400110), (70, 360099), (90, 280077), (105, 240066), (126, 200055), (135, 186718), (189, 133370), (210, 120033), (270, 93359), (315, 80022), (378, 66685), (630, 40011), (945, 26674), (1890, 13337)]