79156720

素因数分解:

$2^4\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2803}}^1$

素因数の和:3169

約数の個数: 40

約数和(自身を含む): 184626576

約数和(自身を除く): 105469856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 353, 706, 1412, 1765, 2803, 2824, 3530, 5606, 5648, 7060, 11212, 14015, 14120, 22424, 28030, 28240, 44848, 56060, 112120, 224240, 989459, 1978918, 3957836, 4947295, 7915672, 9894590, 15831344, 19789180, 39578360, 79156720]

約数ペア:

[(1, 79156720), (2, 39578360), (4, 19789180), (5, 15831344), (8, 9894590), (10, 7915672), (16, 4947295), (20, 3957836), (40, 1978918), (80, 989459), (353, 224240), (706, 112120), (1412, 56060), (1765, 44848), (2803, 28240), (2824, 28030), (3530, 22424), (5606, 14120), (5648, 14015), (7060, 11212)]