72725048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{281}}^1$

素因数の和:488

約数の個数: 64

約数和(自身を含む): 158980320

約数和(自身を除く): 86255272

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 173, 187, 281, 346, 374, 562, 692, 748, 1124, 1384, 1496, 1903, 2248, 2941, 3091, 3806, 4777, 5882, 6182, 7612, 9554, 11764, 12364, 15224, 19108, 23528, 24728, 32351, 38216, 48613, 52547, 64702, 97226, 105094, 129404, 194452, 210188, 258808, 388904, 420376, 534743, 826421, 1069486, 1652842, 2138972, 3305684, 4277944, 6611368, 9090631, 18181262, 36362524, 72725048]

約数ペア:

[(1, 72725048), (2, 36362524), (4, 18181262), (8, 9090631), (11, 6611368), (17, 4277944), (22, 3305684), (34, 2138972), (44, 1652842), (68, 1069486), (88, 826421), (136, 534743), (173, 420376), (187, 388904), (281, 258808), (346, 210188), (374, 194452), (562, 129404), (692, 105094), (748, 97226), (1124, 64702), (1384, 52547), (1496, 48613), (1903, 38216), (2248, 32351), (2941, 24728), (3091, 23528), (3806, 19108), (4777, 15224), (5882, 12364), (6182, 11764), (7612, 9554)]