68403800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 171417600

約数和(自身を除く): 103013800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 47, 50, 76, 94, 95, 100, 152, 188, 190, 200, 235, 376, 380, 383, 470, 475, 760, 766, 893, 940, 950, 1175, 1532, 1786, 1880, 1900, 1915, 2350, 3064, 3572, 3800, 3830, 4465, 4700, 7144, 7277, 7660, 8930, 9400, 9575, 14554, 15320, 17860, 18001, 19150, 22325, 29108, 35720, 36002, 36385, 38300, 44650, 58216, 72004, 72770, 76600, 89300, 90005, 144008, 145540, 178600, 180010, 181925, 291080, 342019, 360020, 363850, 450025, 684038, 720040, 727700, 900050, 1368076, 1455400, 1710095, 1800100, 2736152, 3420190, 3600200, 6840380, 8550475, 13680760, 17100950, 34201900, 68403800]

約数ペア:

[(1, 68403800), (2, 34201900), (4, 17100950), (5, 13680760), (8, 8550475), (10, 6840380), (19, 3600200), (20, 3420190), (25, 2736152), (38, 1800100), (40, 1710095), (47, 1455400), (50, 1368076), (76, 900050), (94, 727700), (95, 720040), (100, 684038), (152, 450025), (188, 363850), (190, 360020), (200, 342019), (235, 291080), (376, 181925), (380, 180010), (383, 178600), (470, 145540), (475, 144008), (760, 90005), (766, 89300), (893, 76600), (940, 72770), (950, 72004), (1175, 58216), (1532, 44650), (1786, 38300), (1880, 36385), (1900, 36002), (1915, 35720), (2350, 29108), (3064, 22325), (3572, 19150), (3800, 18001), (3830, 17860), (4465, 15320), (4700, 14554), (7144, 9575), (7277, 9400), (7660, 8930)]