51780316

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 107387392

約数和(自身を除く): 55607076

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 151, 259, 302, 331, 518, 604, 662, 1036, 1057, 1324, 2114, 2317, 4228, 4634, 5587, 9268, 11174, 12247, 22348, 24494, 39109, 48988, 49981, 78218, 85729, 99962, 156436, 171458, 199924, 342916, 349867, 699734, 1399468, 1849297, 3698594, 7397188, 12945079, 25890158, 51780316]

約数ペア:

[(1, 51780316), (2, 25890158), (4, 12945079), (7, 7397188), (14, 3698594), (28, 1849297), (37, 1399468), (74, 699734), (148, 349867), (151, 342916), (259, 199924), (302, 171458), (331, 156436), (518, 99962), (604, 85729), (662, 78218), (1036, 49981), (1057, 48988), (1324, 39109), (2114, 24494), (2317, 22348), (4228, 12247), (4634, 11174), (5587, 9268)]