200472740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{771049}}^1$

素因数の和:771071

約数の個数: 24

約数和(自身を含む): 453377400

約数和(自身を除く): 252904660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 771049, 1542098, 3084196, 3855245, 7710490, 10023637, 15420980, 20047274, 40094548, 50118185, 100236370, 200472740]

約数ペア:

[(1, 200472740), (2, 100236370), (4, 50118185), (5, 40094548), (10, 20047274), (13, 15420980), (20, 10023637), (26, 7710490), (52, 3855245), (65, 3084196), (130, 1542098), (260, 771049)]