199428496

素因数分解:

$2^4\times {\mathrm{17}}^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:161

約数の個数: 80

約数和(自身を含む): 427204800

約数和(自身を除く): 227776304

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 59, 68, 86, 118, 136, 172, 236, 272, 289, 344, 472, 578, 688, 731, 944, 1003, 1156, 1462, 2006, 2312, 2537, 2924, 4012, 4624, 4913, 5074, 5848, 8024, 9826, 10148, 11696, 12427, 16048, 17051, 19652, 20296, 24854, 34102, 39304, 40592, 43129, 49708, 68204, 78608, 86258, 99416, 136408, 172516, 198832, 211259, 272816, 289867, 345032, 422518, 579734, 690064, 733193, 845036, 1159468, 1466386, 1690072, 2318936, 2932772, 3380144, 4637872, 5865544, 11731088, 12464281, 24928562, 49857124, 99714248, 199428496]

約数ペア:

[(1, 199428496), (2, 99714248), (4, 49857124), (8, 24928562), (16, 12464281), (17, 11731088), (34, 5865544), (43, 4637872), (59, 3380144), (68, 2932772), (86, 2318936), (118, 1690072), (136, 1466386), (172, 1159468), (236, 845036), (272, 733193), (289, 690064), (344, 579734), (472, 422518), (578, 345032), (688, 289867), (731, 272816), (944, 211259), (1003, 198832), (1156, 172516), (1462, 136408), (2006, 99416), (2312, 86258), (2537, 78608), (2924, 68204), (4012, 49708), (4624, 43129), (4913, 40592), (5074, 39304), (5848, 34102), (8024, 24854), (9826, 20296), (10148, 19652), (11696, 17051), (12427, 16048)]