156944216960

素因数分解:

$2^7\times 5^1\times {\mathrm{245225339}}^1$

素因数の和:245225358

約数の個数: 32

約数和(自身を含む): 375194770200

約数和(自身を除く): 218250553240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245225339, 490450678, 980901356, 1226126695, 1961802712, 2452253390, 3923605424, 4904506780, 7847210848, 9809013560, 15694421696, 19618027120, 31388843392, 39236054240, 78472108480, 156944216960]

約数ペア:

[(1, 156944216960), (2, 78472108480), (4, 39236054240), (5, 31388843392), (8, 19618027120), (10, 15694421696), (16, 9809013560), (20, 7847210848), (32, 4904506780), (40, 3923605424), (64, 2452253390), (80, 1961802712), (128, 1226126695), (160, 980901356), (320, 490450678), (640, 245225339)]