66820656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2890

約数の個数: 80

約数和(自身を含む): 200130048

約数和(自身を除く): 133309392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1491, 1704, 1988, 2801, 2982, 3408, 3976, 5602, 5964, 7952, 8403, 11204, 11928, 16806, 19607, 22408, 23856, 33612, 39214, 44816, 58821, 67224, 78428, 117642, 134448, 156856, 198871, 235284, 313712, 397742, 470568, 596613, 795484, 941136, 1193226, 1392097, 1590968, 2386452, 2784194, 3181936, 4176291, 4772904, 5568388, 8352582, 9545808, 11136776, 16705164, 22273552, 33410328, 66820656]

約数ペア:

[(1, 66820656), (2, 33410328), (3, 22273552), (4, 16705164), (6, 11136776), (7, 9545808), (8, 8352582), (12, 5568388), (14, 4772904), (16, 4176291), (21, 3181936), (24, 2784194), (28, 2386452), (42, 1590968), (48, 1392097), (56, 1193226), (71, 941136), (84, 795484), (112, 596613), (142, 470568), (168, 397742), (213, 313712), (284, 235284), (336, 198871), (426, 156856), (497, 134448), (568, 117642), (852, 78428), (994, 67224), (1136, 58821), (1491, 44816), (1704, 39214), (1988, 33612), (2801, 23856), (2982, 22408), (3408, 19607), (3976, 16806), (5602, 11928), (5964, 11204), (7952, 8403)]