169173008

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 355185600

約数和(自身を除く): 186012592

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 61, 86, 116, 122, 139, 172, 232, 244, 278, 344, 464, 488, 556, 688, 976, 1112, 1247, 1769, 2224, 2494, 2623, 3538, 4031, 4988, 5246, 5977, 7076, 8062, 8479, 9976, 10492, 11954, 14152, 16124, 16958, 19952, 20984, 23908, 28304, 32248, 33916, 41968, 47816, 64496, 67832, 76067, 95632, 135664, 152134, 173333, 245891, 304268, 346666, 364597, 491782, 608536, 693332, 729194, 983564, 1217072, 1386664, 1458388, 1967128, 2773328, 2916776, 3934256, 5833552, 10573313, 21146626, 42293252, 84586504, 169173008]

約数ペア:

[(1, 169173008), (2, 84586504), (4, 42293252), (8, 21146626), (16, 10573313), (29, 5833552), (43, 3934256), (58, 2916776), (61, 2773328), (86, 1967128), (116, 1458388), (122, 1386664), (139, 1217072), (172, 983564), (232, 729194), (244, 693332), (278, 608536), (344, 491782), (464, 364597), (488, 346666), (556, 304268), (688, 245891), (976, 173333), (1112, 152134), (1247, 135664), (1769, 95632), (2224, 76067), (2494, 67832), (2623, 64496), (3538, 47816), (4031, 41968), (4988, 33916), (5246, 32248), (5977, 28304), (7076, 23908), (8062, 20984), (8479, 19952), (9976, 16958), (10492, 16124), (11954, 14152)]