64273648

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1061

約数の個数: 40

約数和(自身を含む): 128805248

約数和(自身を除く): 64531600

約数列:

[1, 2, 4, 8, 16, 43, 86, 103, 172, 206, 344, 412, 688, 824, 907, 1648, 1814, 3628, 4429, 7256, 8858, 14512, 17716, 35432, 39001, 70864, 78002, 93421, 156004, 186842, 312008, 373684, 624016, 747368, 1494736, 4017103, 8034206, 16068412, 32136824, 64273648]

約数ペア:

[(1, 64273648), (2, 32136824), (4, 16068412), (8, 8034206), (16, 4017103), (43, 1494736), (86, 747368), (103, 624016), (172, 373684), (206, 312008), (344, 186842), (412, 156004), (688, 93421), (824, 78002), (907, 70864), (1648, 39001), (1814, 35432), (3628, 17716), (4429, 14512), (7256, 8858)]