161559352

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{15889}}^1$

素因数の和:15967

約数の個数: 32

約数和(自身を含む): 320342400

約数和(自身を除く): 158783048

約数列:

[1, 2, 4, 8, 31, 41, 62, 82, 124, 164, 248, 328, 1271, 2542, 5084, 10168, 15889, 31778, 63556, 127112, 492559, 651449, 985118, 1302898, 1970236, 2605796, 3940472, 5211592, 20194919, 40389838, 80779676, 161559352]

約数ペア:

[(1, 161559352), (2, 80779676), (4, 40389838), (8, 20194919), (31, 5211592), (41, 3940472), (62, 2605796), (82, 1970236), (124, 1302898), (164, 985118), (248, 651449), (328, 492559), (1271, 127112), (2542, 63556), (5084, 31778), (10168, 15889)]