25405980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4111}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 71844864

約数和(自身を除く): 46438884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1545, 2060, 3090, 4111, 6180, 8222, 12333, 16444, 20555, 24666, 41110, 49332, 61665, 82220, 123330, 246660, 423433, 846866, 1270299, 1693732, 2117165, 2540598, 4234330, 5081196, 6351495, 8468660, 12702990, 25405980]

約数ペア:

[(1, 25405980), (2, 12702990), (3, 8468660), (4, 6351495), (5, 5081196), (6, 4234330), (10, 2540598), (12, 2117165), (15, 1693732), (20, 1270299), (30, 846866), (60, 423433), (103, 246660), (206, 123330), (309, 82220), (412, 61665), (515, 49332), (618, 41110), (1030, 24666), (1236, 20555), (1545, 16444), (2060, 12333), (3090, 8222), (4111, 6180)]