80425150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{123731}}^1$

素因数の和:123756

約数の個数: 24

約数和(自身を含む): 161099064

約数和(自身を除く): 80673914

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 123731, 247462, 618655, 1237310, 1608503, 3093275, 3217006, 6186550, 8042515, 16085030, 40212575, 80425150]

約数ペア:

[(1, 80425150), (2, 40212575), (5, 16085030), (10, 8042515), (13, 6186550), (25, 3217006), (26, 3093275), (50, 1608503), (65, 1237310), (130, 618655), (325, 247462), (650, 123731)]