166020200

素因数分解:

$2^3\times 5^2\times {\mathrm{647}}^1\times {\mathrm{1283}}^1$

素因数の和:1946

約数の個数: 48

約数和(自身を含む): 386894880

約数和(自身を除く): 220874680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 647, 1283, 1294, 2566, 2588, 3235, 5132, 5176, 6415, 6470, 10264, 12830, 12940, 16175, 25660, 25880, 32075, 32350, 51320, 64150, 64700, 128300, 129400, 256600, 830101, 1660202, 3320404, 4150505, 6640808, 8301010, 16602020, 20752525, 33204040, 41505050, 83010100, 166020200]

約数ペア:

[(1, 166020200), (2, 83010100), (4, 41505050), (5, 33204040), (8, 20752525), (10, 16602020), (20, 8301010), (25, 6640808), (40, 4150505), (50, 3320404), (100, 1660202), (200, 830101), (647, 256600), (1283, 129400), (1294, 128300), (2566, 64700), (2588, 64150), (3235, 51320), (5132, 32350), (5176, 32075), (6415, 25880), (6470, 25660), (10264, 16175), (12830, 12940)]