87199460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{256469}}^1$

素因数の和:256495

約数の個数: 24

約数和(自身を含む): 193891320

約数和(自身を除く): 106691860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 256469, 512938, 1025876, 1282345, 2564690, 4359973, 5129380, 8719946, 17439892, 21799865, 43599730, 87199460]

約数ペア:

[(1, 87199460), (2, 43599730), (4, 21799865), (5, 17439892), (10, 8719946), (17, 5129380), (20, 4359973), (34, 2564690), (68, 1282345), (85, 1025876), (170, 512938), (340, 256469)]