80145884

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{16937}}^1$

素因数の和:16974

約数の個数: 36

約数和(自身を含む): 173580624

約数和(自身を除く): 93434740

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 16937, 33874, 67748, 118559, 220181, 237118, 440362, 474236, 880724, 1541267, 2862353, 3082534, 5724706, 6165068, 11449412, 20036471, 40072942, 80145884]

約数ペア:

[(1, 80145884), (2, 40072942), (4, 20036471), (7, 11449412), (13, 6165068), (14, 5724706), (26, 3082534), (28, 2862353), (52, 1541267), (91, 880724), (169, 474236), (182, 440362), (338, 237118), (364, 220181), (676, 118559), (1183, 67748), (2366, 33874), (4732, 16937)]