68495000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 194937600

約数和(自身を除く): 126442600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 103, 125, 133, 140, 152, 175, 190, 200, 206, 250, 266, 280, 350, 380, 412, 475, 500, 515, 532, 625, 665, 700, 721, 760, 824, 875, 950, 1000, 1030, 1064, 1250, 1330, 1400, 1442, 1750, 1900, 1957, 2060, 2375, 2500, 2575, 2660, 2884, 3325, 3500, 3605, 3800, 3914, 4120, 4375, 4750, 5000, 5150, 5320, 5768, 6650, 7000, 7210, 7828, 8750, 9500, 9785, 10300, 11875, 12875, 13300, 13699, 14420, 15656, 16625, 17500, 18025, 19000, 19570, 20600, 23750, 25750, 26600, 27398, 28840, 33250, 35000, 36050, 39140, 47500, 48925, 51500, 54796, 64375, 66500, 68495, 72100, 78280, 83125, 90125, 95000, 97850, 103000, 109592, 128750, 133000, 136990, 144200, 166250, 180250, 195700, 244625, 257500, 273980, 332500, 342475, 360500, 391400, 450625, 489250, 515000, 547960, 665000, 684950, 721000, 901250, 978500, 1223125, 1369900, 1712375, 1802500, 1957000, 2446250, 2739800, 3424750, 3605000, 4892500, 6849500, 8561875, 9785000, 13699000, 17123750, 34247500, 68495000]

約数ペア:

[(1, 68495000), (2, 34247500), (4, 17123750), (5, 13699000), (7, 9785000), (8, 8561875), (10, 6849500), (14, 4892500), (19, 3605000), (20, 3424750), (25, 2739800), (28, 2446250), (35, 1957000), (38, 1802500), (40, 1712375), (50, 1369900), (56, 1223125), (70, 978500), (76, 901250), (95, 721000), (100, 684950), (103, 665000), (125, 547960), (133, 515000), (140, 489250), (152, 450625), (175, 391400), (190, 360500), (200, 342475), (206, 332500), (250, 273980), (266, 257500), (280, 244625), (350, 195700), (380, 180250), (412, 166250), (475, 144200), (500, 136990), (515, 133000), (532, 128750), (625, 109592), (665, 103000), (700, 97850), (721, 95000), (760, 90125), (824, 83125), (875, 78280), (950, 72100), (1000, 68495), (1030, 66500), (1064, 64375), (1250, 54796), (1330, 51500), (1400, 48925), (1442, 47500), (1750, 39140), (1900, 36050), (1957, 35000), (2060, 33250), (2375, 28840), (2500, 27398), (2575, 26600), (2660, 25750), (2884, 23750), (3325, 20600), (3500, 19570), (3605, 19000), (3800, 18025), (3914, 17500), (4120, 16625), (4375, 15656), (4750, 14420), (5000, 13699), (5150, 13300), (5320, 12875), (5768, 11875), (6650, 10300), (7000, 9785), (7210, 9500), (7828, 8750)]