64417904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{677}}^1$

素因数の和:1017

約数の個数: 40

約数和(自身を含む): 131993040

約数和(自身を除く): 67575136

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 313, 626, 677, 1252, 1354, 2504, 2708, 5008, 5416, 5947, 10832, 11894, 12863, 23788, 25726, 47576, 51452, 95152, 102904, 205808, 211901, 423802, 847604, 1695208, 3390416, 4026119, 8052238, 16104476, 32208952, 64417904]

約数ペア:

[(1, 64417904), (2, 32208952), (4, 16104476), (8, 8052238), (16, 4026119), (19, 3390416), (38, 1695208), (76, 847604), (152, 423802), (304, 211901), (313, 205808), (626, 102904), (677, 95152), (1252, 51452), (1354, 47576), (2504, 25726), (2708, 23788), (5008, 12863), (5416, 11894), (5947, 10832)]