66135376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1139

約数の個数: 40

約数和(自身を含む): 132602624

約数和(自身を除く): 66467248

約数列:

[1, 2, 4, 8, 16, 43, 86, 97, 172, 194, 344, 388, 688, 776, 991, 1552, 1982, 3964, 4171, 7928, 8342, 15856, 16684, 33368, 42613, 66736, 85226, 96127, 170452, 192254, 340904, 384508, 681808, 769016, 1538032, 4133461, 8266922, 16533844, 33067688, 66135376]

約数ペア:

[(1, 66135376), (2, 33067688), (4, 16533844), (8, 8266922), (16, 4133461), (43, 1538032), (86, 769016), (97, 681808), (172, 384508), (194, 340904), (344, 192254), (388, 170452), (688, 96127), (776, 85226), (991, 66736), (1552, 42613), (1982, 33368), (3964, 16684), (4171, 15856), (7928, 8342)]