71743984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2633}}^1$

素因数の和:2785

約数の個数: 40

約数和(自身を含む): 150896592

約数和(自身を除く): 79152608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 2633, 3406, 5266, 6812, 10532, 13624, 21064, 27248, 34229, 42128, 68458, 136916, 273832, 344923, 547664, 689846, 1379692, 2759384, 4483999, 5518768, 8967998, 17935996, 35871992, 71743984]

約数ペア:

[(1, 71743984), (2, 35871992), (4, 17935996), (8, 8967998), (13, 5518768), (16, 4483999), (26, 2759384), (52, 1379692), (104, 689846), (131, 547664), (208, 344923), (262, 273832), (524, 136916), (1048, 68458), (1703, 42128), (2096, 34229), (2633, 27248), (3406, 21064), (5266, 13624), (6812, 10532)]