156725236

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 276897600

約数和(自身を除く): 120172364

約数列:

[1, 2, 4, 199, 398, 401, 491, 796, 802, 982, 1604, 1964, 79799, 97709, 159598, 195418, 196891, 319196, 390836, 393782, 787564, 39181309, 78362618, 156725236]

約数ペア:

[(1, 156725236), (2, 78362618), (4, 39181309), (199, 787564), (398, 393782), (401, 390836), (491, 319196), (796, 196891), (802, 195418), (982, 159598), (1604, 97709), (1964, 79799)]