156921580

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{29833}}^1$

素因数の和:30105

約数の個数: 24

約数和(自身を含む): 330799392

約数和(自身を除く): 173877812

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 29833, 59666, 119332, 149165, 298330, 596660, 7846079, 15692158, 31384316, 39230395, 78460790, 156921580]

約数ペア:

[(1, 156921580), (2, 78460790), (4, 39230395), (5, 31384316), (10, 15692158), (20, 7846079), (263, 596660), (526, 298330), (1052, 149165), (1315, 119332), (2630, 59666), (5260, 29833)]