87651008

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{20441}}^1$

素因数の和:20520

約数の個数: 28

約数和(自身を含む): 176537112

約数和(自身を除く): 88886104

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 20441, 40882, 81764, 163528, 327056, 654112, 1308224, 1369547, 2739094, 5478188, 10956376, 21912752, 43825504, 87651008]

約数ペア:

[(1, 87651008), (2, 43825504), (4, 21912752), (8, 10956376), (16, 5478188), (32, 2739094), (64, 1369547), (67, 1308224), (134, 654112), (268, 327056), (536, 163528), (1072, 81764), (2144, 40882), (4288, 20441)]