71254240

素因数分解:

$2^5\times 5^1\times {\mathrm{445339}}^1$

素因数の和:445354

約数の個数: 24

約数和(自身を含む): 168338520

約数和(自身を除く): 97084280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 445339, 890678, 1781356, 2226695, 3562712, 4453390, 7125424, 8906780, 14250848, 17813560, 35627120, 71254240]

約数ペア:

[(1, 71254240), (2, 35627120), (4, 17813560), (5, 14250848), (8, 8906780), (10, 7125424), (16, 4453390), (20, 3562712), (32, 2226695), (40, 1781356), (80, 890678), (160, 445339)]