137568700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 311091200

約数和(自身を除く): 173522500

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 199, 223, 310, 398, 446, 620, 775, 796, 892, 995, 1115, 1550, 1990, 2230, 3100, 3980, 4460, 4975, 5575, 6169, 6913, 9950, 11150, 12338, 13826, 19900, 22300, 24676, 27652, 30845, 34565, 44377, 61690, 69130, 88754, 123380, 138260, 154225, 172825, 177508, 221885, 308450, 345650, 443770, 616900, 691300, 887540, 1109425, 1375687, 2218850, 2751374, 4437700, 5502748, 6878435, 13756870, 27513740, 34392175, 68784350, 137568700]

約数ペア:

[(1, 137568700), (2, 68784350), (4, 34392175), (5, 27513740), (10, 13756870), (20, 6878435), (25, 5502748), (31, 4437700), (50, 2751374), (62, 2218850), (100, 1375687), (124, 1109425), (155, 887540), (199, 691300), (223, 616900), (310, 443770), (398, 345650), (446, 308450), (620, 221885), (775, 177508), (796, 172825), (892, 154225), (995, 138260), (1115, 123380), (1550, 88754), (1990, 69130), (2230, 61690), (3100, 44377), (3980, 34565), (4460, 30845), (4975, 27652), (5575, 24676), (6169, 22300), (6913, 19900), (9950, 13826), (11150, 12338)]