81915809808

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{15923}}^1$

素因数の和:16253

約数の個数: 160

約数和(自身を含む): 246806203392

約数和(自身を除く): 164890393584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 251, 336, 366, 427, 488, 502, 732, 753, 854, 976, 1004, 1281, 1464, 1506, 1708, 1757, 2008, 2562, 2928, 3012, 3416, 3514, 4016, 5124, 5271, 6024, 6832, 7028, 10248, 10542, 12048, 14056, 15311, 15923, 20496, 21084, 28112, 30622, 31846, 42168, 45933, 47769, 61244, 63692, 84336, 91866, 95538, 107177, 111461, 122488, 127384, 183732, 191076, 214354, 222922, 244976, 254768, 321531, 334383, 367464, 382152, 428708, 445844, 643062, 668766, 734928, 764304, 857416, 891688, 971303, 1286124, 1337532, 1714832, 1783376, 1942606, 2572248, 2675064, 2913909, 3885212, 3996673, 5144496, 5350128, 5827818, 6799121, 7770424, 7993346, 11655636, 11990019, 13598242, 15540848, 15986692, 20397363, 23311272, 23980038, 27196484, 27976711, 31973384, 40794726, 46622544, 47960076, 54392968, 55953422, 63946768, 81589452, 83930133, 95920152, 108785936, 111906844, 163178904, 167860266, 191840304, 223813688, 243797053, 326357808, 335720532, 447627376, 487594106, 671441064, 731391159, 975188212, 1342882128, 1462782318, 1706579371, 1950376424, 2925564636, 3413158742, 3900752848, 5119738113, 5851129272, 6826317484, 10239476226, 11702258544, 13652634968, 20478952452, 27305269936, 40957904904, 81915809808]

約数ペア:

[(1, 81915809808), (2, 40957904904), (3, 27305269936), (4, 20478952452), (6, 13652634968), (7, 11702258544), (8, 10239476226), (12, 6826317484), (14, 5851129272), (16, 5119738113), (21, 3900752848), (24, 3413158742), (28, 2925564636), (42, 1950376424), (48, 1706579371), (56, 1462782318), (61, 1342882128), (84, 975188212), (112, 731391159), (122, 671441064), (168, 487594106), (183, 447627376), (244, 335720532), (251, 326357808), (336, 243797053), (366, 223813688), (427, 191840304), (488, 167860266), (502, 163178904), (732, 111906844), (753, 108785936), (854, 95920152), (976, 83930133), (1004, 81589452), (1281, 63946768), (1464, 55953422), (1506, 54392968), (1708, 47960076), (1757, 46622544), (2008, 40794726), (2562, 31973384), (2928, 27976711), (3012, 27196484), (3416, 23980038), (3514, 23311272), (4016, 20397363), (5124, 15986692), (5271, 15540848), (6024, 13598242), (6832, 11990019), (7028, 11655636), (10248, 7993346), (10542, 7770424), (12048, 6799121), (14056, 5827818), (15311, 5350128), (15923, 5144496), (20496, 3996673), (21084, 3885212), (28112, 2913909), (30622, 2675064), (31846, 2572248), (42168, 1942606), (45933, 1783376), (47769, 1714832), (61244, 1337532), (63692, 1286124), (84336, 971303), (91866, 891688), (95538, 857416), (107177, 764304), (111461, 734928), (122488, 668766), (127384, 643062), (183732, 445844), (191076, 428708), (214354, 382152), (222922, 367464), (244976, 334383), (254768, 321531)]