80220436

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:616

約数の個数: 36

約数和(自身を含む): 148890420

約数和(自身を除く): 68669984

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 509, 961, 1018, 1271, 1922, 2036, 2542, 3844, 5084, 15779, 20869, 31558, 39401, 41738, 63116, 78802, 83476, 157604, 489149, 646939, 978298, 1293878, 1956596, 2587756, 20055109, 40110218, 80220436]

約数ペア:

[(1, 80220436), (2, 40110218), (4, 20055109), (31, 2587756), (41, 1956596), (62, 1293878), (82, 978298), (124, 646939), (164, 489149), (509, 157604), (961, 83476), (1018, 78802), (1271, 63116), (1922, 41738), (2036, 39401), (2542, 31558), (3844, 20869), (5084, 15779)]