997872400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18757}}^1$

素因数の和:18801

約数の個数: 120

約数和(自身を含む): 2884230080

約数和(自身を除く): 1886357680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 175, 190, 200, 266, 280, 304, 350, 380, 400, 475, 532, 560, 665, 700, 760, 950, 1064, 1330, 1400, 1520, 1900, 2128, 2660, 2800, 3325, 3800, 5320, 6650, 7600, 10640, 13300, 18757, 26600, 37514, 53200, 75028, 93785, 131299, 150056, 187570, 262598, 300112, 356383, 375140, 468925, 525196, 656495, 712766, 750280, 937850, 1050392, 1312990, 1425532, 1500560, 1781915, 1875700, 2100784, 2494681, 2625980, 2851064, 3282475, 3563830, 3751400, 4989362, 5251960, 5702128, 6564950, 7127660, 7502800, 8909575, 9978724, 10503920, 12473405, 13129900, 14255320, 17819150, 19957448, 24946810, 26259800, 28510640, 35638300, 39914896, 49893620, 52519600, 62367025, 71276600, 99787240, 124734050, 142553200, 199574480, 249468100, 498936200, 997872400]

約数ペア:

[(1, 997872400), (2, 498936200), (4, 249468100), (5, 199574480), (7, 142553200), (8, 124734050), (10, 99787240), (14, 71276600), (16, 62367025), (19, 52519600), (20, 49893620), (25, 39914896), (28, 35638300), (35, 28510640), (38, 26259800), (40, 24946810), (50, 19957448), (56, 17819150), (70, 14255320), (76, 13129900), (80, 12473405), (95, 10503920), (100, 9978724), (112, 8909575), (133, 7502800), (140, 7127660), (152, 6564950), (175, 5702128), (190, 5251960), (200, 4989362), (266, 3751400), (280, 3563830), (304, 3282475), (350, 2851064), (380, 2625980), (400, 2494681), (475, 2100784), (532, 1875700), (560, 1781915), (665, 1500560), (700, 1425532), (760, 1312990), (950, 1050392), (1064, 937850), (1330, 750280), (1400, 712766), (1520, 656495), (1900, 525196), (2128, 468925), (2660, 375140), (2800, 356383), (3325, 300112), (3800, 262598), (5320, 187570), (6650, 150056), (7600, 131299), (10640, 93785), (13300, 75028), (18757, 53200), (26600, 37514)]