38389500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:493

約数の個数: 144

約数和(自身を含む): 127764000

約数和(自身を除く): 89374500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 225, 228, 250, 285, 300, 342, 375, 380, 449, 450, 475, 500, 570, 684, 750, 855, 898, 900, 950, 1125, 1140, 1347, 1425, 1500, 1710, 1796, 1900, 2245, 2250, 2375, 2694, 2850, 3420, 4041, 4275, 4490, 4500, 4750, 5388, 5700, 6735, 7125, 8082, 8531, 8550, 8980, 9500, 11225, 13470, 14250, 16164, 17062, 17100, 20205, 21375, 22450, 25593, 26940, 28500, 33675, 34124, 40410, 42655, 42750, 44900, 51186, 56125, 67350, 76779, 80820, 85310, 85500, 101025, 102372, 112250, 127965, 134700, 153558, 168375, 170620, 202050, 213275, 224500, 255930, 307116, 336750, 383895, 404100, 426550, 505125, 511860, 639825, 673500, 767790, 853100, 1010250, 1066375, 1279650, 1535580, 1919475, 2020500, 2132750, 2559300, 3199125, 3838950, 4265500, 6398250, 7677900, 9597375, 12796500, 19194750, 38389500]

約数ペア:

[(1, 38389500), (2, 19194750), (3, 12796500), (4, 9597375), (5, 7677900), (6, 6398250), (9, 4265500), (10, 3838950), (12, 3199125), (15, 2559300), (18, 2132750), (19, 2020500), (20, 1919475), (25, 1535580), (30, 1279650), (36, 1066375), (38, 1010250), (45, 853100), (50, 767790), (57, 673500), (60, 639825), (75, 511860), (76, 505125), (90, 426550), (95, 404100), (100, 383895), (114, 336750), (125, 307116), (150, 255930), (171, 224500), (180, 213275), (190, 202050), (225, 170620), (228, 168375), (250, 153558), (285, 134700), (300, 127965), (342, 112250), (375, 102372), (380, 101025), (449, 85500), (450, 85310), (475, 80820), (500, 76779), (570, 67350), (684, 56125), (750, 51186), (855, 44900), (898, 42750), (900, 42655), (950, 40410), (1125, 34124), (1140, 33675), (1347, 28500), (1425, 26940), (1500, 25593), (1710, 22450), (1796, 21375), (1900, 20205), (2245, 17100), (2250, 17062), (2375, 16164), (2694, 14250), (2850, 13470), (3420, 11225), (4041, 9500), (4275, 8980), (4490, 8550), (4500, 8531), (4750, 8082), (5388, 7125), (5700, 6735)]