180870874

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 287214336

約数和(自身を除く): 106343462

約数列:

[1, 2, 37, 53, 74, 106, 107, 214, 431, 862, 1961, 3922, 3959, 5671, 7918, 11342, 15947, 22843, 31894, 45686, 46117, 92234, 209827, 419654, 845191, 1690382, 1706329, 2444201, 3412658, 4888402, 90435437, 180870874]

約数ペア:

[(1, 180870874), (2, 90435437), (37, 4888402), (53, 3412658), (74, 2444201), (106, 1706329), (107, 1690382), (214, 845191), (431, 419654), (862, 209827), (1961, 92234), (3922, 46117), (3959, 45686), (5671, 31894), (7918, 22843), (11342, 15947)]