66115216

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67741}}^1$

素因数の和:67810

約数の個数: 20

約数和(自身を含む): 130200124

約数和(自身を除く): 64084908

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 67741, 135482, 270964, 541928, 1083856, 4132201, 8264402, 16528804, 33057608, 66115216]

約数ペア:

[(1, 66115216), (2, 33057608), (4, 16528804), (8, 8264402), (16, 4132201), (61, 1083856), (122, 541928), (244, 270964), (488, 135482), (976, 67741)]