49757940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 151508448

約数和(自身を除く): 101750508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 563, 982, 1126, 1473, 1689, 1964, 2252, 2455, 2815, 2946, 3378, 4419, 4910, 5067, 5630, 5892, 6756, 7365, 8445, 8838, 9820, 10134, 11260, 14730, 16890, 17676, 20268, 22095, 25335, 29460, 33780, 44190, 50670, 88380, 101340, 276433, 552866, 829299, 1105732, 1382165, 1658598, 2487897, 2764330, 3317196, 4146495, 4975794, 5528660, 8292990, 9951588, 12439485, 16585980, 24878970, 49757940]

約数ペア:

[(1, 49757940), (2, 24878970), (3, 16585980), (4, 12439485), (5, 9951588), (6, 8292990), (9, 5528660), (10, 4975794), (12, 4146495), (15, 3317196), (18, 2764330), (20, 2487897), (30, 1658598), (36, 1382165), (45, 1105732), (60, 829299), (90, 552866), (180, 276433), (491, 101340), (563, 88380), (982, 50670), (1126, 44190), (1473, 33780), (1689, 29460), (1964, 25335), (2252, 22095), (2455, 20268), (2815, 17676), (2946, 16890), (3378, 14730), (4419, 11260), (4910, 10134), (5067, 9820), (5630, 8838), (5892, 8445), (6756, 7365)]