13505050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 27498240

約数和(自身を除く): 13993190

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 263, 325, 395, 526, 650, 790, 1027, 1315, 1975, 2054, 2630, 3419, 3950, 5135, 6575, 6838, 10270, 13150, 17095, 20777, 25675, 34190, 41554, 51350, 85475, 103885, 170950, 207770, 270101, 519425, 540202, 1038850, 1350505, 2701010, 6752525, 13505050]

約数ペア:

[(1, 13505050), (2, 6752525), (5, 2701010), (10, 1350505), (13, 1038850), (25, 540202), (26, 519425), (50, 270101), (65, 207770), (79, 170950), (130, 103885), (158, 85475), (263, 51350), (325, 41554), (395, 34190), (526, 25675), (650, 20777), (790, 17095), (1027, 13150), (1315, 10270), (1975, 6838), (2054, 6575), (2630, 5135), (3419, 3950)]