319605280

素因数分解:

$2^5\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{1811}}^1$

素因数の和:2929

約数の個数: 48

約数和(自身を含む): 756169344

約数和(自身を除く): 436564064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1103, 1811, 2206, 3622, 4412, 5515, 7244, 8824, 9055, 11030, 14488, 17648, 18110, 22060, 28976, 35296, 36220, 44120, 57952, 72440, 88240, 144880, 176480, 289760, 1997533, 3995066, 7990132, 9987665, 15980264, 19975330, 31960528, 39950660, 63921056, 79901320, 159802640, 319605280]

約数ペア:

[(1, 319605280), (2, 159802640), (4, 79901320), (5, 63921056), (8, 39950660), (10, 31960528), (16, 19975330), (20, 15980264), (32, 9987665), (40, 7990132), (80, 3995066), (160, 1997533), (1103, 289760), (1811, 176480), (2206, 144880), (3622, 88240), (4412, 72440), (5515, 57952), (7244, 44120), (8824, 36220), (9055, 35296), (11030, 28976), (14488, 22060), (17648, 18110)]