200985220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1489}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 448323120

約数和(自身を除く): 247337900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 397, 794, 1489, 1588, 1985, 2978, 3970, 5956, 6749, 7445, 7940, 13498, 14890, 25313, 26996, 29780, 33745, 50626, 67490, 101252, 126565, 134980, 253130, 506260, 591133, 1182266, 2364532, 2955665, 5911330, 10049261, 11822660, 20098522, 40197044, 50246305, 100492610, 200985220]

約数ペア:

[(1, 200985220), (2, 100492610), (4, 50246305), (5, 40197044), (10, 20098522), (17, 11822660), (20, 10049261), (34, 5911330), (68, 2955665), (85, 2364532), (170, 1182266), (340, 591133), (397, 506260), (794, 253130), (1489, 134980), (1588, 126565), (1985, 101252), (2978, 67490), (3970, 50626), (5956, 33745), (6749, 29780), (7445, 26996), (7940, 25313), (13498, 14890)]