129781616

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{8039}}^1$

素因数の和:9056

約数の個数: 20

約数和(自身を含む): 251732400

約数和(自身を除く): 121950784

約数列:

[1, 2, 4, 8, 16, 1009, 2018, 4036, 8039, 8072, 16078, 16144, 32156, 64312, 128624, 8111351, 16222702, 32445404, 64890808, 129781616]

約数ペア:

[(1, 129781616), (2, 64890808), (4, 32445404), (8, 16222702), (16, 8111351), (1009, 128624), (2018, 64312), (4036, 32156), (8039, 16144), (8072, 16078)]