664752848

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{75403}}^1$

素因数の和:75459

約数の個数: 40

約数和(自身を含む): 1402514400

約数和(自身を除く): 737761552

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 4408, 8816, 75403, 150806, 301612, 603224, 1206448, 1432657, 2186687, 2865314, 4373374, 5730628, 8746748, 11461256, 17493496, 22922512, 34986992, 41547053, 83094106, 166188212, 332376424, 664752848]

約数ペア:

[(1, 664752848), (2, 332376424), (4, 166188212), (8, 83094106), (16, 41547053), (19, 34986992), (29, 22922512), (38, 17493496), (58, 11461256), (76, 8746748), (116, 5730628), (152, 4373374), (232, 2865314), (304, 2186687), (464, 1432657), (551, 1206448), (1102, 603224), (2204, 301612), (4408, 150806), (8816, 75403)]