131580470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{81727}}^1$

素因数の和:81764

約数の個数: 32

約数和(自身を含む): 282451968

約数和(自身を除く): 150871498

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 81727, 163454, 408635, 572089, 817270, 1144178, 1879721, 2860445, 3759442, 5720890, 9398605, 13158047, 18797210, 26316094, 65790235, 131580470]

約数ペア:

[(1, 131580470), (2, 65790235), (5, 26316094), (7, 18797210), (10, 13158047), (14, 9398605), (23, 5720890), (35, 3759442), (46, 2860445), (70, 1879721), (115, 1144178), (161, 817270), (230, 572089), (322, 408635), (805, 163454), (1610, 81727)]