156630140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{99133}}^1$

素因数の和:99221

約数の個数: 24

約数和(自身を含む): 333090240

約数和(自身を除く): 176460100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 99133, 198266, 396532, 495665, 991330, 1982660, 7831507, 15663014, 31326028, 39157535, 78315070, 156630140]

約数ペア:

[(1, 156630140), (2, 78315070), (4, 39157535), (5, 31326028), (10, 15663014), (20, 7831507), (79, 1982660), (158, 991330), (316, 495665), (395, 396532), (790, 198266), (1580, 99133)]