89407840

素因数分解:

$2^5\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1583}}^1$

素因数の和:1951

約数の個数: 48

約数和(自身を含む): 211958208

約数和(自身を除く): 122550368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 353, 706, 1412, 1583, 1765, 2824, 3166, 3530, 5648, 6332, 7060, 7915, 11296, 12664, 14120, 15830, 25328, 28240, 31660, 50656, 56480, 63320, 126640, 253280, 558799, 1117598, 2235196, 2793995, 4470392, 5587990, 8940784, 11175980, 17881568, 22351960, 44703920, 89407840]

約数ペア:

[(1, 89407840), (2, 44703920), (4, 22351960), (5, 17881568), (8, 11175980), (10, 8940784), (16, 5587990), (20, 4470392), (32, 2793995), (40, 2235196), (80, 1117598), (160, 558799), (353, 253280), (706, 126640), (1412, 63320), (1583, 56480), (1765, 50656), (2824, 31660), (3166, 28240), (3530, 25328), (5648, 15830), (6332, 14120), (7060, 12664), (7915, 11296)]