697440080

素因数分解:

$2^4\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{6701}}^1$

素因数の和:8015

約数の個数: 40

約数和(自身を含む): 1623036744

約数和(自身を除く): 925596664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1301, 2602, 5204, 6505, 6701, 10408, 13010, 13402, 20816, 26020, 26804, 33505, 52040, 53608, 67010, 104080, 107216, 134020, 268040, 536080, 8718001, 17436002, 34872004, 43590005, 69744008, 87180010, 139488016, 174360020, 348720040, 697440080]

約数ペア:

[(1, 697440080), (2, 348720040), (4, 174360020), (5, 139488016), (8, 87180010), (10, 69744008), (16, 43590005), (20, 34872004), (40, 17436002), (80, 8718001), (1301, 536080), (2602, 268040), (5204, 134020), (6505, 107216), (6701, 104080), (10408, 67010), (13010, 53608), (13402, 52040), (20816, 33505), (26020, 26804)]