161521576

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{2447}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 312560640

約数和(自身を除く): 151039064

約数列:

[1, 2, 4, 8, 37, 74, 148, 223, 296, 446, 892, 1784, 2447, 4894, 8251, 9788, 16502, 19576, 33004, 66008, 90539, 181078, 362156, 545681, 724312, 1091362, 2182724, 4365448, 20190197, 40380394, 80760788, 161521576]

約数ペア:

[(1, 161521576), (2, 80760788), (4, 40380394), (8, 20190197), (37, 4365448), (74, 2182724), (148, 1091362), (223, 724312), (296, 545681), (446, 362156), (892, 181078), (1784, 90539), (2447, 66008), (4894, 33004), (8251, 19576), (9788, 16502)]