124997860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{480761}}^1$

素因数の和:480783

約数の個数: 24

約数和(自身を含む): 282688056

約数和(自身を除く): 157690196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 480761, 961522, 1923044, 2403805, 4807610, 6249893, 9615220, 12499786, 24999572, 31249465, 62498930, 124997860]

約数ペア:

[(1, 124997860), (2, 62498930), (4, 31249465), (5, 24999572), (10, 12499786), (13, 9615220), (20, 6249893), (26, 4807610), (52, 2403805), (65, 1923044), (130, 961522), (260, 480761)]