80336320

素因数分解:

$2^6\times 5^1\times {\mathrm{251051}}^1$

素因数の和:251068

約数の個数: 28

約数和(自身を含む): 191301624

約数和(自身を除く): 110965304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 251051, 502102, 1004204, 1255255, 2008408, 2510510, 4016816, 5021020, 8033632, 10042040, 16067264, 20084080, 40168160, 80336320]

約数ペア:

[(1, 80336320), (2, 40168160), (4, 20084080), (5, 16067264), (8, 10042040), (10, 8033632), (16, 5021020), (20, 4016816), (32, 2510510), (40, 2008408), (64, 1255255), (80, 1004204), (160, 502102), (320, 251051)]