80157760

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10891}}^1$

素因数の和:10931

約数の個数: 56

約数和(自身を含む): 199192896

約数和(自身を除く): 119035136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 10891, 21782, 43564, 54455, 87128, 108910, 174256, 217820, 250493, 348512, 435640, 500986, 697024, 871280, 1001972, 1252465, 1742560, 2003944, 2504930, 3485120, 4007888, 5009860, 8015776, 10019720, 16031552, 20039440, 40078880, 80157760]

約数ペア:

[(1, 80157760), (2, 40078880), (4, 20039440), (5, 16031552), (8, 10019720), (10, 8015776), (16, 5009860), (20, 4007888), (23, 3485120), (32, 2504930), (40, 2003944), (46, 1742560), (64, 1252465), (80, 1001972), (92, 871280), (115, 697024), (160, 500986), (184, 435640), (230, 348512), (320, 250493), (368, 217820), (460, 174256), (736, 108910), (920, 87128), (1472, 54455), (1840, 43564), (3680, 21782), (7360, 10891)]