205258564

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2657}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 428682240

約数和(自身を除く): 223423676

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 89, 124, 178, 217, 356, 434, 623, 868, 1246, 2492, 2657, 2759, 5314, 5518, 10628, 11036, 18599, 19313, 37198, 38626, 74396, 77252, 82367, 164734, 236473, 329468, 472946, 576569, 945892, 1153138, 1655311, 2306276, 3310622, 6621244, 7330663, 14661326, 29322652, 51314641, 102629282, 205258564]

約数ペア:

[(1, 205258564), (2, 102629282), (4, 51314641), (7, 29322652), (14, 14661326), (28, 7330663), (31, 6621244), (62, 3310622), (89, 2306276), (124, 1655311), (178, 1153138), (217, 945892), (356, 576569), (434, 472946), (623, 329468), (868, 236473), (1246, 164734), (2492, 82367), (2657, 77252), (2759, 74396), (5314, 38626), (5518, 37198), (10628, 19313), (11036, 18599)]