20162940325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{7883}}^1$

素因数の和:8106

約数の個数: 48

約数和(自身を含む): 27873787392

約数和(自身を除く): 7710847067

約数列:

[1, 5, 11, 25, 55, 71, 131, 275, 355, 655, 781, 1441, 1775, 3275, 3905, 7205, 7883, 9301, 19525, 36025, 39415, 46505, 86713, 102311, 197075, 232525, 433565, 511555, 559693, 1032673, 2167825, 2557775, 2798465, 5163365, 6156623, 11359403, 13992325, 25816825, 30783115, 56797015, 73319783, 153915575, 283985075, 366598915, 806517613, 1832994575, 4032588065, 20162940325]

約数ペア:

[(1, 20162940325), (5, 4032588065), (11, 1832994575), (25, 806517613), (55, 366598915), (71, 283985075), (131, 153915575), (275, 73319783), (355, 56797015), (655, 30783115), (781, 25816825), (1441, 13992325), (1775, 11359403), (3275, 6156623), (3905, 5163365), (7205, 2798465), (7883, 2557775), (9301, 2167825), (19525, 1032673), (36025, 559693), (39415, 511555), (46505, 433565), (86713, 232525), (102311, 197075)]