1806679225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1741}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 2516061184

約数和(自身を除く): 709381959

約数列:

[1, 5, 13, 25, 31, 65, 103, 155, 325, 403, 515, 775, 1339, 1741, 2015, 2575, 3193, 6695, 8705, 10075, 15965, 22633, 33475, 41509, 43525, 53971, 79825, 113165, 179323, 207545, 269855, 565825, 701623, 896615, 1037725, 1349275, 2331199, 3508115, 4483075, 5559013, 11655995, 17540575, 27795065, 58279975, 72267169, 138975325, 361335845, 1806679225]

約数ペア:

[(1, 1806679225), (5, 361335845), (13, 138975325), (25, 72267169), (31, 58279975), (65, 27795065), (103, 17540575), (155, 11655995), (325, 5559013), (403, 4483075), (515, 3508115), (775, 2331199), (1339, 1349275), (1741, 1037725), (2015, 896615), (2575, 701623), (3193, 565825), (6695, 269855), (8705, 207545), (10075, 179323), (15965, 113165), (22633, 79825), (33475, 53971), (41509, 43525)]