40080716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 76583304

約数和(自身を除く): 36502588

約数列:

[1, 2, 4, 13, 26, 52, 169, 211, 281, 338, 422, 562, 676, 844, 1124, 2743, 3653, 5486, 7306, 10972, 14612, 35659, 47489, 59291, 71318, 94978, 118582, 142636, 189956, 237164, 770783, 1541566, 3083132, 10020179, 20040358, 40080716]

約数ペア:

[(1, 40080716), (2, 20040358), (4, 10020179), (13, 3083132), (26, 1541566), (52, 770783), (169, 237164), (211, 189956), (281, 142636), (338, 118582), (422, 94978), (562, 71318), (676, 59291), (844, 47489), (1124, 35659), (2743, 14612), (3653, 10972), (5486, 7306)]