80480320

素因数分解:

$2^6\times 5^1\times {\mathrm{251501}}^1$

素因数の和:251518

約数の個数: 28

約数和(自身を含む): 191644524

約数和(自身を除く): 111164204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 251501, 503002, 1006004, 1257505, 2012008, 2515010, 4024016, 5030020, 8048032, 10060040, 16096064, 20120080, 40240160, 80480320]

約数ペア:

[(1, 80480320), (2, 40240160), (4, 20120080), (5, 16096064), (8, 10060040), (10, 8048032), (16, 5030020), (20, 4024016), (32, 2515010), (40, 2012008), (64, 1257505), (80, 1006004), (160, 503002), (320, 251501)]