65987728

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 130384760

約数和(自身を除く): 64397032

約数列:

[1, 2, 4, 8, 16, 109, 157, 218, 241, 314, 436, 482, 628, 872, 964, 1256, 1744, 1928, 2512, 3856, 17113, 26269, 34226, 37837, 52538, 68452, 75674, 105076, 136904, 151348, 210152, 273808, 302696, 420304, 605392, 4124233, 8248466, 16496932, 32993864, 65987728]

約数ペア:

[(1, 65987728), (2, 32993864), (4, 16496932), (8, 8248466), (16, 4124233), (109, 605392), (157, 420304), (218, 302696), (241, 273808), (314, 210152), (436, 151348), (482, 136904), (628, 105076), (872, 75674), (964, 68452), (1256, 52538), (1744, 37837), (1928, 34226), (2512, 26269), (3856, 17113)]