199987552

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{331}}^1$

素因数の和:659

約数の個数: 48

約数和(自身を含む): 401587200

約数和(自身を除く): 201599648

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 239, 316, 331, 478, 632, 662, 956, 1264, 1324, 1912, 2528, 2648, 3824, 5296, 7648, 10592, 18881, 26149, 37762, 52298, 75524, 79109, 104596, 151048, 158218, 209192, 302096, 316436, 418384, 604192, 632872, 836768, 1265744, 2531488, 6249611, 12499222, 24998444, 49996888, 99993776, 199987552]

約数ペア:

[(1, 199987552), (2, 99993776), (4, 49996888), (8, 24998444), (16, 12499222), (32, 6249611), (79, 2531488), (158, 1265744), (239, 836768), (316, 632872), (331, 604192), (478, 418384), (632, 316436), (662, 302096), (956, 209192), (1264, 158218), (1324, 151048), (1912, 104596), (2528, 79109), (2648, 75524), (3824, 52298), (5296, 37762), (7648, 26149), (10592, 18881)]