72559208

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1009}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 139077000

約数和(自身を除く): 66517792

約数列:

[1, 2, 4, 8, 89, 101, 178, 202, 356, 404, 712, 808, 1009, 2018, 4036, 8072, 8989, 17978, 35956, 71912, 89801, 101909, 179602, 203818, 359204, 407636, 718408, 815272, 9069901, 18139802, 36279604, 72559208]

約数ペア:

[(1, 72559208), (2, 36279604), (4, 18139802), (8, 9069901), (89, 815272), (101, 718408), (178, 407636), (202, 359204), (356, 203818), (404, 179602), (712, 101909), (808, 89801), (1009, 71912), (2018, 35956), (4036, 17978), (8072, 8989)]