65883920

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2333}}^1$

素因数の和:2699

約数の個数: 40

約数和(自身を含む): 153679896

約数和(自身を除く): 87795976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2333, 2824, 3530, 4666, 5648, 7060, 9332, 11665, 14120, 18664, 23330, 28240, 37328, 46660, 93320, 186640, 823549, 1647098, 3294196, 4117745, 6588392, 8235490, 13176784, 16470980, 32941960, 65883920]

約数ペア:

[(1, 65883920), (2, 32941960), (4, 16470980), (5, 13176784), (8, 8235490), (10, 6588392), (16, 4117745), (20, 3294196), (40, 1647098), (80, 823549), (353, 186640), (706, 93320), (1412, 46660), (1765, 37328), (2333, 28240), (2824, 23330), (3530, 18664), (4666, 14120), (5648, 11665), (7060, 9332)]