81299512

素因数分解:

$2^3\times 7^1\times {\mathrm{659}}^1\times {\mathrm{2203}}^1$

素因数の和:2875

約数の個数: 32

約数和(自身を含む): 174556800

約数和(自身を除く): 93257288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 659, 1318, 2203, 2636, 4406, 4613, 5272, 8812, 9226, 15421, 17624, 18452, 30842, 36904, 61684, 123368, 1451777, 2903554, 5807108, 10162439, 11614216, 20324878, 40649756, 81299512]

約数ペア:

[(1, 81299512), (2, 40649756), (4, 20324878), (7, 11614216), (8, 10162439), (14, 5807108), (28, 2903554), (56, 1451777), (659, 123368), (1318, 61684), (2203, 36904), (2636, 30842), (4406, 18452), (4613, 17624), (5272, 15421), (8812, 9226)]