51776680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 122653440

約数和(自身を除く): 70876760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 167, 184, 230, 334, 337, 460, 668, 674, 835, 920, 1336, 1348, 1670, 1685, 2696, 3340, 3370, 3841, 6680, 6740, 7682, 7751, 13480, 15364, 15502, 19205, 30728, 31004, 38410, 38755, 56279, 62008, 76820, 77510, 112558, 153640, 155020, 225116, 281395, 310040, 450232, 562790, 1125580, 1294417, 2251160, 2588834, 5177668, 6472085, 10355336, 12944170, 25888340, 51776680]

約数ペア:

[(1, 51776680), (2, 25888340), (4, 12944170), (5, 10355336), (8, 6472085), (10, 5177668), (20, 2588834), (23, 2251160), (40, 1294417), (46, 1125580), (92, 562790), (115, 450232), (167, 310040), (184, 281395), (230, 225116), (334, 155020), (337, 153640), (460, 112558), (668, 77510), (674, 76820), (835, 62008), (920, 56279), (1336, 38755), (1348, 38410), (1670, 31004), (1685, 30728), (2696, 19205), (3340, 15502), (3370, 15364), (3841, 13480), (6680, 7751), (6740, 7682)]