64423660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12437}}^1$

素因数の和:12490

約数の個数: 48

約数和(自身を含む): 158808384

約数和(自身を除く): 94384724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 12437, 24874, 49748, 62185, 87059, 124370, 174118, 248740, 348236, 435295, 460169, 870590, 920338, 1741180, 1840676, 2300845, 3221183, 4601690, 6442366, 9203380, 12884732, 16105915, 32211830, 64423660]

約数ペア:

[(1, 64423660), (2, 32211830), (4, 16105915), (5, 12884732), (7, 9203380), (10, 6442366), (14, 4601690), (20, 3221183), (28, 2300845), (35, 1840676), (37, 1741180), (70, 920338), (74, 870590), (140, 460169), (148, 435295), (185, 348236), (259, 248740), (370, 174118), (518, 124370), (740, 87059), (1036, 62185), (1295, 49748), (2590, 24874), (5180, 12437)]