1609969700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4759}}^1$

素因数の和:4989

約数の個数: 72

約数和(自身を含む): 3718512000

約数和(自身を除く): 2108542300

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 199, 340, 398, 425, 796, 850, 995, 1700, 1990, 3383, 3980, 4759, 4975, 6766, 9518, 9950, 13532, 16915, 19036, 19900, 23795, 33830, 47590, 67660, 80903, 84575, 95180, 118975, 161806, 169150, 237950, 323612, 338300, 404515, 475900, 809030, 947041, 1618060, 1894082, 2022575, 3788164, 4045150, 4735205, 8090300, 9470410, 16099697, 18940820, 23676025, 32199394, 47352050, 64398788, 80498485, 94704100, 160996970, 321993940, 402492425, 804984850, 1609969700]

約数ペア:

[(1, 1609969700), (2, 804984850), (4, 402492425), (5, 321993940), (10, 160996970), (17, 94704100), (20, 80498485), (25, 64398788), (34, 47352050), (50, 32199394), (68, 23676025), (85, 18940820), (100, 16099697), (170, 9470410), (199, 8090300), (340, 4735205), (398, 4045150), (425, 3788164), (796, 2022575), (850, 1894082), (995, 1618060), (1700, 947041), (1990, 809030), (3383, 475900), (3980, 404515), (4759, 338300), (4975, 323612), (6766, 237950), (9518, 169150), (9950, 161806), (13532, 118975), (16915, 95180), (19036, 84575), (19900, 80903), (23795, 67660), (33830, 47590)]