66216865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2503}}^1$

素因数の和:2569

約数の個数: 32

約数和(自身を含む): 95913216

約数和(自身を除く): 29696351

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 715, 2035, 2405, 2503, 5291, 12515, 26455, 27533, 32539, 92611, 137665, 162695, 357929, 463055, 1018721, 1203943, 1789645, 5093605, 6019715, 13243373, 66216865]

約数ペア:

[(1, 66216865), (5, 13243373), (11, 6019715), (13, 5093605), (37, 1789645), (55, 1203943), (65, 1018721), (143, 463055), (185, 357929), (407, 162695), (481, 137665), (715, 92611), (2035, 32539), (2405, 27533), (2503, 26455), (5291, 12515)]