211671685660

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1061}}^1\times {\mathrm{66947}}^1$

素因数の和:68166

約数の個数: 48

約数和(自身を含む): 447922288800

約数和(自身を除く): 236250603140

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1061, 1490, 2122, 2980, 4244, 5305, 10610, 21220, 66947, 133894, 158089, 267788, 316178, 334735, 632356, 669470, 790445, 1338940, 1580890, 3161780, 9975103, 19950206, 39900412, 49875515, 71030767, 99751030, 142061534, 199502060, 284123068, 355153835, 710307670, 1420615340, 10583584283, 21167168566, 42334337132, 52917921415, 105835842830, 211671685660]

約数ペア:

[(1, 211671685660), (2, 105835842830), (4, 52917921415), (5, 42334337132), (10, 21167168566), (20, 10583584283), (149, 1420615340), (298, 710307670), (596, 355153835), (745, 284123068), (1061, 199502060), (1490, 142061534), (2122, 99751030), (2980, 71030767), (4244, 49875515), (5305, 39900412), (10610, 19950206), (21220, 9975103), (66947, 3161780), (133894, 1580890), (158089, 1338940), (267788, 790445), (316178, 669470), (334735, 632356)]