204550600

素因数分解:

$2^3\times 5^2\times {\mathrm{491}}^1\times {\mathrm{2083}}^1$

素因数の和:2590

約数の個数: 48

約数和(自身を含む): 476777520

約数和(自身を除く): 272226920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 491, 982, 1964, 2083, 2455, 3928, 4166, 4910, 8332, 9820, 10415, 12275, 16664, 19640, 20830, 24550, 41660, 49100, 52075, 83320, 98200, 104150, 208300, 416600, 1022753, 2045506, 4091012, 5113765, 8182024, 10227530, 20455060, 25568825, 40910120, 51137650, 102275300, 204550600]

約数ペア:

[(1, 204550600), (2, 102275300), (4, 51137650), (5, 40910120), (8, 25568825), (10, 20455060), (20, 10227530), (25, 8182024), (40, 5113765), (50, 4091012), (100, 2045506), (200, 1022753), (491, 416600), (982, 208300), (1964, 104150), (2083, 98200), (2455, 83320), (3928, 52075), (4166, 49100), (4910, 41660), (8332, 24550), (9820, 20830), (10415, 19640), (12275, 16664)]