90639412

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 173988864

約数和(自身を除く): 83349452

約数列:

[1, 2, 4, 23, 31, 46, 61, 62, 92, 122, 124, 244, 521, 713, 1042, 1403, 1426, 1891, 2084, 2806, 2852, 3782, 5612, 7564, 11983, 16151, 23966, 31781, 32302, 43493, 47932, 63562, 64604, 86986, 127124, 173972, 371473, 730963, 742946, 985211, 1461926, 1485892, 1970422, 2923852, 3940844, 22659853, 45319706, 90639412]

約数ペア:

[(1, 90639412), (2, 45319706), (4, 22659853), (23, 3940844), (31, 2923852), (46, 1970422), (61, 1485892), (62, 1461926), (92, 985211), (122, 742946), (124, 730963), (244, 371473), (521, 173972), (713, 127124), (1042, 86986), (1403, 64604), (1426, 63562), (1891, 47932), (2084, 43493), (2806, 32302), (2852, 31781), (3782, 23966), (5612, 16151), (7564, 11983)]