80749328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1693}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 171405696

約数和(自身を除く): 90656368

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 271, 542, 1084, 1693, 2168, 2981, 3386, 4336, 5962, 6772, 11924, 13544, 18623, 23848, 27088, 37246, 47696, 74492, 148984, 297968, 458803, 917606, 1835212, 3670424, 5046833, 7340848, 10093666, 20187332, 40374664, 80749328]

約数ペア:

[(1, 80749328), (2, 40374664), (4, 20187332), (8, 10093666), (11, 7340848), (16, 5046833), (22, 3670424), (44, 1835212), (88, 917606), (176, 458803), (271, 297968), (542, 148984), (1084, 74492), (1693, 47696), (2168, 37246), (2981, 27088), (3386, 23848), (4336, 18623), (5962, 13544), (6772, 11924)]