161791168

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{32831}}^1$

素因数の和:32861

約数の個数: 56

約数和(自身を含む): 400287744

約数和(自身を除く): 238496576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4928, 32831, 65662, 131324, 229817, 262648, 361141, 459634, 525296, 722282, 919268, 1050592, 1444564, 1838536, 2101184, 2527987, 2889128, 3677072, 5055974, 5778256, 7354144, 10111948, 11556512, 14708288, 20223896, 23113024, 40447792, 80895584, 161791168]

約数ペア:

[(1, 161791168), (2, 80895584), (4, 40447792), (7, 23113024), (8, 20223896), (11, 14708288), (14, 11556512), (16, 10111948), (22, 7354144), (28, 5778256), (32, 5055974), (44, 3677072), (56, 2889128), (64, 2527987), (77, 2101184), (88, 1838536), (112, 1444564), (154, 1050592), (176, 919268), (224, 722282), (308, 525296), (352, 459634), (448, 361141), (616, 262648), (704, 229817), (1232, 131324), (2464, 65662), (4928, 32831)]