68675404

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 142320640

約数和(自身を除く): 73645236

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 151, 259, 302, 439, 518, 604, 878, 1036, 1057, 1756, 2114, 3073, 4228, 5587, 6146, 11174, 12292, 16243, 22348, 32486, 39109, 64972, 66289, 78218, 113701, 132578, 156436, 227402, 265156, 454804, 464023, 928046, 1856092, 2452693, 4905386, 9810772, 17168851, 34337702, 68675404]

約数ペア:

[(1, 68675404), (2, 34337702), (4, 17168851), (7, 9810772), (14, 4905386), (28, 2452693), (37, 1856092), (74, 928046), (148, 464023), (151, 454804), (259, 265156), (302, 227402), (439, 156436), (518, 132578), (604, 113701), (878, 78218), (1036, 66289), (1057, 64972), (1756, 39109), (2114, 32486), (3073, 22348), (4228, 16243), (5587, 12292), (6146, 11174)]