80447216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4993}}^1$

素因数の和:5073

約数の個数: 40

約数和(自身を含む): 167199120

約数和(自身を除く): 86751904

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 4993, 8056, 9986, 16112, 19972, 39944, 79888, 94867, 189734, 264629, 379468, 529258, 758936, 1058516, 1517872, 2117032, 4234064, 5027951, 10055902, 20111804, 40223608, 80447216]

約数ペア:

[(1, 80447216), (2, 40223608), (4, 20111804), (8, 10055902), (16, 5027951), (19, 4234064), (38, 2117032), (53, 1517872), (76, 1058516), (106, 758936), (152, 529258), (212, 379468), (304, 264629), (424, 189734), (848, 94867), (1007, 79888), (2014, 39944), (4028, 19972), (4993, 16112), (8056, 9986)]