79873880

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5441}}^1$

素因数の和:5819

約数の個数: 32

約数和(自身を含む): 180239040

約数和(自身を除く): 100365160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 5441, 7340, 10882, 14680, 21764, 27205, 43528, 54410, 108820, 217640, 1996847, 3993694, 7987388, 9984235, 15974776, 19968470, 39936940, 79873880]

約数ペア:

[(1, 79873880), (2, 39936940), (4, 19968470), (5, 15974776), (8, 9984235), (10, 7987388), (20, 3993694), (40, 1996847), (367, 217640), (734, 108820), (1468, 54410), (1835, 43528), (2936, 27205), (3670, 21764), (5441, 14680), (7340, 10882)]