128884435888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{64271}}^1$

素因数の和:64634

約数の個数: 80

約数和(自身を含む): 278494175232

約数和(自身を除く): 149609739344

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 311, 403, 496, 622, 806, 1244, 1612, 2488, 3224, 4043, 4976, 6448, 8086, 9641, 16172, 19282, 32344, 38564, 64271, 64688, 77128, 125333, 128542, 154256, 250666, 257084, 501332, 514168, 835523, 1002664, 1028336, 1671046, 1992401, 2005328, 3342092, 3984802, 6684184, 7969604, 13368368, 15939208, 19988281, 25901213, 31878416, 39976562, 51802426, 79953124, 103604852, 159906248, 207209704, 259847653, 319812496, 414419408, 519695306, 619636711, 1039390612, 1239273422, 2078781224, 2478546844, 4157562448, 4957093688, 8055277243, 9914187376, 16110554486, 32221108972, 64442217944, 128884435888]

約数ペア:

[(1, 128884435888), (2, 64442217944), (4, 32221108972), (8, 16110554486), (13, 9914187376), (16, 8055277243), (26, 4957093688), (31, 4157562448), (52, 2478546844), (62, 2078781224), (104, 1239273422), (124, 1039390612), (208, 619636711), (248, 519695306), (311, 414419408), (403, 319812496), (496, 259847653), (622, 207209704), (806, 159906248), (1244, 103604852), (1612, 79953124), (2488, 51802426), (3224, 39976562), (4043, 31878416), (4976, 25901213), (6448, 19988281), (8086, 15939208), (9641, 13368368), (16172, 7969604), (19282, 6684184), (32344, 3984802), (38564, 3342092), (64271, 2005328), (64688, 1992401), (77128, 1671046), (125333, 1028336), (128542, 1002664), (154256, 835523), (250666, 514168), (257084, 501332)]