157816480

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4127}}^1$

素因数の和:4381

約数の個数: 48

約数和(自身を含む): 374492160

約数和(自身を除く): 216675680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 478, 956, 1195, 1912, 2390, 3824, 4127, 4780, 7648, 8254, 9560, 16508, 19120, 20635, 33016, 38240, 41270, 66032, 82540, 132064, 165080, 330160, 660320, 986353, 1972706, 3945412, 4931765, 7890824, 9863530, 15781648, 19727060, 31563296, 39454120, 78908240, 157816480]

約数ペア:

[(1, 157816480), (2, 78908240), (4, 39454120), (5, 31563296), (8, 19727060), (10, 15781648), (16, 9863530), (20, 7890824), (32, 4931765), (40, 3945412), (80, 1972706), (160, 986353), (239, 660320), (478, 330160), (956, 165080), (1195, 132064), (1912, 82540), (2390, 66032), (3824, 41270), (4127, 38240), (4780, 33016), (7648, 20635), (8254, 19120), (9560, 16508)]