211157050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{24989}}^1$

素因数の和:25027

約数の個数: 36

約数和(自身を含む): 425304810

約数和(自身を除く): 214147760

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 24989, 49978, 124945, 249890, 324857, 624725, 649714, 1249450, 1624285, 3248570, 4223141, 8121425, 8446282, 16242850, 21115705, 42231410, 105578525, 211157050]

約数ペア:

[(1, 211157050), (2, 105578525), (5, 42231410), (10, 21115705), (13, 16242850), (25, 8446282), (26, 8121425), (50, 4223141), (65, 3248570), (130, 1624285), (169, 1249450), (325, 649714), (338, 624725), (650, 324857), (845, 249890), (1690, 124945), (4225, 49978), (8450, 24989)]