51651900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 108

約数和(自身を含む): 167567400

約数和(自身を除く): 115915500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 145, 150, 174, 180, 225, 261, 290, 300, 348, 435, 450, 522, 580, 725, 870, 900, 1044, 1305, 1450, 1740, 1979, 2175, 2610, 2900, 3958, 4350, 5220, 5937, 6525, 7916, 8700, 9895, 11874, 13050, 17811, 19790, 23748, 26100, 29685, 35622, 39580, 49475, 57391, 59370, 71244, 89055, 98950, 114782, 118740, 148425, 172173, 178110, 197900, 229564, 286955, 296850, 344346, 356220, 445275, 516519, 573910, 593700, 688692, 860865, 890550, 1033038, 1147820, 1434775, 1721730, 1781100, 2066076, 2582595, 2869550, 3443460, 4304325, 5165190, 5739100, 8608650, 10330380, 12912975, 17217300, 25825950, 51651900]

約数ペア:

[(1, 51651900), (2, 25825950), (3, 17217300), (4, 12912975), (5, 10330380), (6, 8608650), (9, 5739100), (10, 5165190), (12, 4304325), (15, 3443460), (18, 2869550), (20, 2582595), (25, 2066076), (29, 1781100), (30, 1721730), (36, 1434775), (45, 1147820), (50, 1033038), (58, 890550), (60, 860865), (75, 688692), (87, 593700), (90, 573910), (100, 516519), (116, 445275), (145, 356220), (150, 344346), (174, 296850), (180, 286955), (225, 229564), (261, 197900), (290, 178110), (300, 172173), (348, 148425), (435, 118740), (450, 114782), (522, 98950), (580, 89055), (725, 71244), (870, 59370), (900, 57391), (1044, 49475), (1305, 39580), (1450, 35622), (1740, 29685), (1979, 26100), (2175, 23748), (2610, 19790), (2900, 17811), (3958, 13050), (4350, 11874), (5220, 9895), (5937, 8700), (6525, 7916)]