25161660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139787}}^1$

素因数の和:139802

約数の個数: 36

約数和(自身を含む): 76324248

約数和(自身を除く): 51162588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139787, 279574, 419361, 559148, 698935, 838722, 1258083, 1397870, 1677444, 2096805, 2516166, 2795740, 4193610, 5032332, 6290415, 8387220, 12580830, 25161660]

約数ペア:

[(1, 25161660), (2, 12580830), (3, 8387220), (4, 6290415), (5, 5032332), (6, 4193610), (9, 2795740), (10, 2516166), (12, 2096805), (15, 1677444), (18, 1397870), (20, 1258083), (30, 838722), (36, 698935), (45, 559148), (60, 419361), (90, 279574), (180, 139787)]