129777776

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4967}}^1$

素因数の和:5069

約数の個数: 40

約数和(自身を含む): 266125824

約数和(自身を除く): 136348048

約数列:

[1, 2, 4, 8, 16, 23, 46, 71, 92, 142, 184, 284, 368, 568, 1136, 1633, 3266, 4967, 6532, 9934, 13064, 19868, 26128, 39736, 79472, 114241, 228482, 352657, 456964, 705314, 913928, 1410628, 1827856, 2821256, 5642512, 8111111, 16222222, 32444444, 64888888, 129777776]

約数ペア:

[(1, 129777776), (2, 64888888), (4, 32444444), (8, 16222222), (16, 8111111), (23, 5642512), (46, 2821256), (71, 1827856), (92, 1410628), (142, 913928), (184, 705314), (284, 456964), (368, 352657), (568, 228482), (1136, 114241), (1633, 79472), (3266, 39736), (4967, 26128), (6532, 19868), (9934, 13064)]