81744320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{36493}}^1$

素因数の和:36517

約数の個数: 56

約数和(自身を含む): 222467424

約数和(自身を除く): 140723104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 36493, 72986, 145972, 182465, 255451, 291944, 364930, 510902, 583888, 729860, 1021804, 1167776, 1277255, 1459720, 2043608, 2335552, 2554510, 2919440, 4087216, 5109020, 5838880, 8174432, 10218040, 11677760, 16348864, 20436080, 40872160, 81744320]

約数ペア:

[(1, 81744320), (2, 40872160), (4, 20436080), (5, 16348864), (7, 11677760), (8, 10218040), (10, 8174432), (14, 5838880), (16, 5109020), (20, 4087216), (28, 2919440), (32, 2554510), (35, 2335552), (40, 2043608), (56, 1459720), (64, 1277255), (70, 1167776), (80, 1021804), (112, 729860), (140, 583888), (160, 510902), (224, 364930), (280, 291944), (320, 255451), (448, 182465), (560, 145972), (1120, 72986), (2240, 36493)]