12612800320

素因数分解:

$2^6\times 5^1\times {\mathrm{39415001}}^1$

素因数の和:39415018

約数の個数: 28

約数和(自身を含む): 30034231524

約数和(自身を除く): 17421431204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 39415001, 78830002, 157660004, 197075005, 315320008, 394150010, 630640016, 788300020, 1261280032, 1576600040, 2522560064, 3153200080, 6306400160, 12612800320]

約数ペア:

[(1, 12612800320), (2, 6306400160), (4, 3153200080), (5, 2522560064), (8, 1576600040), (10, 1261280032), (16, 788300020), (20, 630640016), (32, 394150010), (40, 315320008), (64, 197075005), (80, 157660004), (160, 78830002), (320, 39415001)]