80986672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1103}}^1$

素因数の和:1477

約数の個数: 40

約数和(自身を含む): 169614144

約数和(自身を除く): 88627472

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 353, 706, 1103, 1412, 2206, 2824, 4412, 4589, 5648, 8824, 9178, 14339, 17648, 18356, 28678, 36712, 57356, 73424, 114712, 229424, 389359, 778718, 1557436, 3114872, 5061667, 6229744, 10123334, 20246668, 40493336, 80986672]

約数ペア:

[(1, 80986672), (2, 40493336), (4, 20246668), (8, 10123334), (13, 6229744), (16, 5061667), (26, 3114872), (52, 1557436), (104, 778718), (208, 389359), (353, 229424), (706, 114712), (1103, 73424), (1412, 57356), (2206, 36712), (2824, 28678), (4412, 18356), (4589, 17648), (5648, 14339), (8824, 9178)]