130793020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{49921}}^1$

素因数の和:50061

約数の個数: 24

約数和(自身を含む): 276767568

約数和(自身を除く): 145974548

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 49921, 99842, 199684, 249605, 499210, 998420, 6539651, 13079302, 26158604, 32698255, 65396510, 130793020]

約数ペア:

[(1, 130793020), (2, 65396510), (4, 32698255), (5, 26158604), (10, 13079302), (20, 6539651), (131, 998420), (262, 499210), (524, 249605), (655, 199684), (1310, 99842), (2620, 49921)]