27979400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 70680000

約数和(自身を除く): 42700600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 37, 38, 40, 50, 74, 76, 95, 100, 148, 152, 185, 190, 199, 200, 296, 370, 380, 398, 475, 703, 740, 760, 796, 925, 950, 995, 1406, 1480, 1592, 1850, 1900, 1990, 2812, 3515, 3700, 3781, 3800, 3980, 4975, 5624, 7030, 7363, 7400, 7562, 7960, 9950, 14060, 14726, 15124, 17575, 18905, 19900, 28120, 29452, 30248, 35150, 36815, 37810, 39800, 58904, 70300, 73630, 75620, 94525, 139897, 140600, 147260, 151240, 184075, 189050, 279794, 294520, 368150, 378100, 559588, 699485, 736300, 756200, 1119176, 1398970, 1472600, 2797940, 3497425, 5595880, 6994850, 13989700, 27979400]

約数ペア:

[(1, 27979400), (2, 13989700), (4, 6994850), (5, 5595880), (8, 3497425), (10, 2797940), (19, 1472600), (20, 1398970), (25, 1119176), (37, 756200), (38, 736300), (40, 699485), (50, 559588), (74, 378100), (76, 368150), (95, 294520), (100, 279794), (148, 189050), (152, 184075), (185, 151240), (190, 147260), (199, 140600), (200, 139897), (296, 94525), (370, 75620), (380, 73630), (398, 70300), (475, 58904), (703, 39800), (740, 37810), (760, 36815), (796, 35150), (925, 30248), (950, 29452), (995, 28120), (1406, 19900), (1480, 18905), (1592, 17575), (1850, 15124), (1900, 14726), (1990, 14060), (2812, 9950), (3515, 7960), (3700, 7562), (3781, 7400), (3800, 7363), (3980, 7030), (4975, 5624)]