161231570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{25633}}^1$

素因数の和:25694

約数の個数: 32

約数和(自身を含む): 315605808

約数和(自身を除く): 154374238

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 25633, 51266, 128165, 256330, 435761, 871522, 948421, 1896842, 2178805, 4357610, 4742105, 9484210, 16123157, 32246314, 80615785, 161231570]

約数ペア:

[(1, 161231570), (2, 80615785), (5, 32246314), (10, 16123157), (17, 9484210), (34, 4742105), (37, 4357610), (74, 2178805), (85, 1896842), (170, 948421), (185, 871522), (370, 435761), (629, 256330), (1258, 128165), (3145, 51266), (6290, 25633)]