72865264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{267887}}^1$

素因数の和:267912

約数の個数: 20

約数和(自身を含む): 149481504

約数和(自身を除く): 76616240

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 267887, 535774, 1071548, 2143096, 4286192, 4554079, 9108158, 18216316, 36432632, 72865264]

約数ペア:

[(1, 72865264), (2, 36432632), (4, 18216316), (8, 9108158), (16, 4554079), (17, 4286192), (34, 2143096), (68, 1071548), (136, 535774), (272, 267887)]