28063000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:258

約数の個数: 128

約数和(自身を含む): 79372800

約数和(自身を除く): 51309800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 211, 250, 266, 280, 350, 380, 422, 475, 500, 532, 665, 700, 760, 844, 875, 950, 1000, 1055, 1064, 1330, 1400, 1477, 1688, 1750, 1900, 2110, 2375, 2660, 2954, 3325, 3500, 3800, 4009, 4220, 4750, 5275, 5320, 5908, 6650, 7000, 7385, 8018, 8440, 9500, 10550, 11816, 13300, 14770, 16036, 16625, 19000, 20045, 21100, 26375, 26600, 28063, 29540, 32072, 33250, 36925, 40090, 42200, 52750, 56126, 59080, 66500, 73850, 80180, 100225, 105500, 112252, 133000, 140315, 147700, 160360, 184625, 200450, 211000, 224504, 280630, 295400, 369250, 400900, 501125, 561260, 701575, 738500, 801800, 1002250, 1122520, 1403150, 1477000, 2004500, 2806300, 3507875, 4009000, 5612600, 7015750, 14031500, 28063000]

約数ペア:

[(1, 28063000), (2, 14031500), (4, 7015750), (5, 5612600), (7, 4009000), (8, 3507875), (10, 2806300), (14, 2004500), (19, 1477000), (20, 1403150), (25, 1122520), (28, 1002250), (35, 801800), (38, 738500), (40, 701575), (50, 561260), (56, 501125), (70, 400900), (76, 369250), (95, 295400), (100, 280630), (125, 224504), (133, 211000), (140, 200450), (152, 184625), (175, 160360), (190, 147700), (200, 140315), (211, 133000), (250, 112252), (266, 105500), (280, 100225), (350, 80180), (380, 73850), (422, 66500), (475, 59080), (500, 56126), (532, 52750), (665, 42200), (700, 40090), (760, 36925), (844, 33250), (875, 32072), (950, 29540), (1000, 28063), (1055, 26600), (1064, 26375), (1330, 21100), (1400, 20045), (1477, 19000), (1688, 16625), (1750, 16036), (1900, 14770), (2110, 13300), (2375, 11816), (2660, 10550), (2954, 9500), (3325, 8440), (3500, 8018), (3800, 7385), (4009, 7000), (4220, 6650), (4750, 5908), (5275, 5320)]