74981005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{811}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 100733472

約数和(自身を除く): 25752467

約数列:

[1, 5, 11, 41, 55, 205, 451, 811, 1681, 2255, 4055, 8405, 8921, 18491, 33251, 44605, 92455, 166255, 365761, 1363291, 1828805, 6816455, 14996201, 74981005]

約数ペア:

[(1, 74981005), (5, 14996201), (11, 6816455), (41, 1828805), (55, 1363291), (205, 365761), (451, 166255), (811, 92455), (1681, 44605), (2255, 33251), (4055, 18491), (8405, 8921)]