81787808

素因数分解:

$2^5\times {\mathrm{229}}^1\times {\mathrm{11161}}^1$

素因数の和:11400

約数の個数: 24

約数和(自身を含む): 161737380

約数和(自身を除く): 79949572

約数列:

[1, 2, 4, 8, 16, 32, 229, 458, 916, 1832, 3664, 7328, 11161, 22322, 44644, 89288, 178576, 357152, 2555869, 5111738, 10223476, 20446952, 40893904, 81787808]

約数ペア:

[(1, 81787808), (2, 40893904), (4, 20446952), (8, 10223476), (16, 5111738), (32, 2555869), (229, 357152), (458, 178576), (916, 89288), (1832, 44644), (3664, 22322), (7328, 11161)]