80171572

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{233}}^1\times {\mathrm{509}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 152874540

約数和(自身を除く): 72702968

約数列:

[1, 2, 4, 13, 26, 52, 169, 233, 338, 466, 509, 676, 932, 1018, 2036, 3029, 6058, 6617, 12116, 13234, 26468, 39377, 78754, 86021, 118597, 157508, 172042, 237194, 344084, 474388, 1541761, 3083522, 6167044, 20042893, 40085786, 80171572]

約数ペア:

[(1, 80171572), (2, 40085786), (4, 20042893), (13, 6167044), (26, 3083522), (52, 1541761), (169, 474388), (233, 344084), (338, 237194), (466, 172042), (509, 157508), (676, 118597), (932, 86021), (1018, 78754), (2036, 39377), (3029, 26468), (6058, 13234), (6617, 12116)]