68656248830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1\times {\mathrm{306871}}^1$

素因数の和:308612

約数の個数: 32

約数和(自身を含む): 133165263168

約数和(自身を除く): 64509014338

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1721, 3442, 8605, 17210, 22373, 44746, 111865, 223730, 306871, 613742, 1534355, 3068710, 3989323, 7978646, 19946615, 39893230, 528124991, 1056249982, 2640624955, 5281249910, 6865624883, 13731249766, 34328124415, 68656248830]

約数ペア:

[(1, 68656248830), (2, 34328124415), (5, 13731249766), (10, 6865624883), (13, 5281249910), (26, 2640624955), (65, 1056249982), (130, 528124991), (1721, 39893230), (3442, 19946615), (8605, 7978646), (17210, 3989323), (22373, 3068710), (44746, 1534355), (111865, 613742), (223730, 306871)]