156817120

素因数分解:

$2^5\times 5^1\times {\mathrm{980107}}^1$

素因数の和:980122

約数の個数: 24

約数和(自身を含む): 370480824

約数和(自身を除く): 213663704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 980107, 1960214, 3920428, 4900535, 7840856, 9801070, 15681712, 19602140, 31363424, 39204280, 78408560, 156817120]

約数ペア:

[(1, 156817120), (2, 78408560), (4, 39204280), (5, 31363424), (8, 19602140), (10, 15681712), (16, 9801070), (20, 7840856), (32, 4900535), (40, 3920428), (80, 1960214), (160, 980107)]