659226620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2535487}}^1$

素因数の和:2535509

約数の個数: 24

約数和(自身を含む): 1490866944

約数和(自身を除く): 831640324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2535487, 5070974, 10141948, 12677435, 25354870, 32961331, 50709740, 65922662, 131845324, 164806655, 329613310, 659226620]

約数ペア:

[(1, 659226620), (2, 329613310), (4, 164806655), (5, 131845324), (10, 65922662), (13, 50709740), (20, 32961331), (26, 25354870), (52, 12677435), (65, 10141948), (130, 5070974), (260, 2535487)]