804921280

素因数分解:

$2^6\times 5^1\times {\mathrm{2515379}}^1$

素因数の和:2515396

約数の個数: 28

約数和(自身を含む): 1916719560

約数和(自身を除く): 1111798280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2515379, 5030758, 10061516, 12576895, 20123032, 25153790, 40246064, 50307580, 80492128, 100615160, 160984256, 201230320, 402460640, 804921280]

約数ペア:

[(1, 804921280), (2, 402460640), (4, 201230320), (5, 160984256), (8, 100615160), (10, 80492128), (16, 50307580), (20, 40246064), (32, 25153790), (40, 20123032), (64, 12576895), (80, 10061516), (160, 5030758), (320, 2515379)]