80791276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 155475936

約数和(自身を除く): 74684660

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 163, 197, 326, 394, 629, 652, 788, 1258, 2516, 2771, 3349, 5542, 6031, 6698, 7289, 11084, 12062, 13396, 14578, 24124, 29156, 32111, 64222, 102527, 123913, 128444, 205054, 247826, 410108, 495652, 545887, 1091774, 1188107, 2183548, 2376214, 4752428, 20197819, 40395638, 80791276]

約数ペア:

[(1, 80791276), (2, 40395638), (4, 20197819), (17, 4752428), (34, 2376214), (37, 2183548), (68, 1188107), (74, 1091774), (148, 545887), (163, 495652), (197, 410108), (326, 247826), (394, 205054), (629, 128444), (652, 123913), (788, 102527), (1258, 64222), (2516, 32111), (2771, 29156), (3349, 24124), (5542, 14578), (6031, 13396), (6698, 12062), (7289, 11084)]