80484160

素因数分解:

$2^6\times 5^1\times {\mathrm{251513}}^1$

素因数の和:251530

約数の個数: 28

約数和(自身を含む): 191653668

約数和(自身を除く): 111169508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 251513, 503026, 1006052, 1257565, 2012104, 2515130, 4024208, 5030260, 8048416, 10060520, 16096832, 20121040, 40242080, 80484160]

約数ペア:

[(1, 80484160), (2, 40242080), (4, 20121040), (5, 16096832), (8, 10060520), (10, 8048416), (16, 5030260), (20, 4024208), (32, 2515130), (40, 2012104), (64, 1257565), (80, 1006052), (160, 503026), (320, 251513)]