87158260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{88937}}^1$

素因数の和:88960

約数の個数: 36

約数和(自身を含む): 212917572

約数和(自身を除く): 125759312

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 88937, 177874, 355748, 444685, 622559, 889370, 1245118, 1778740, 2490236, 3112795, 4357913, 6225590, 8715826, 12451180, 17431652, 21789565, 43579130, 87158260]

約数ペア:

[(1, 87158260), (2, 43579130), (4, 21789565), (5, 17431652), (7, 12451180), (10, 8715826), (14, 6225590), (20, 4357913), (28, 3112795), (35, 2490236), (49, 1778740), (70, 1245118), (98, 889370), (140, 622559), (196, 444685), (245, 355748), (490, 177874), (980, 88937)]