268879400

素因数分解:

$2^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{4241}}^1$

素因数の和:4574

約数の個数: 48

約数和(自身を含む): 627264540

約数和(自身を除く): 358385140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 317, 634, 1268, 1585, 2536, 3170, 4241, 6340, 7925, 8482, 12680, 15850, 16964, 21205, 31700, 33928, 42410, 63400, 84820, 106025, 169640, 212050, 424100, 848200, 1344397, 2688794, 5377588, 6721985, 10755176, 13443970, 26887940, 33609925, 53775880, 67219850, 134439700, 268879400]

約数ペア:

[(1, 268879400), (2, 134439700), (4, 67219850), (5, 53775880), (8, 33609925), (10, 26887940), (20, 13443970), (25, 10755176), (40, 6721985), (50, 5377588), (100, 2688794), (200, 1344397), (317, 848200), (634, 424100), (1268, 212050), (1585, 169640), (2536, 106025), (3170, 84820), (4241, 63400), (6340, 42410), (7925, 33928), (8482, 31700), (12680, 21205), (15850, 16964)]