80818286

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1223}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 133954560

約数和(自身を除く): 53136274

約数列:

[1, 2, 19, 37, 38, 47, 74, 94, 703, 893, 1223, 1406, 1739, 1786, 2446, 3478, 23237, 33041, 45251, 46474, 57481, 66082, 90502, 114962, 859769, 1092139, 1719538, 2126797, 2184278, 4253594, 40409143, 80818286]

約数ペア:

[(1, 80818286), (2, 40409143), (19, 4253594), (37, 2184278), (38, 2126797), (47, 1719538), (74, 1092139), (94, 859769), (703, 114962), (893, 90502), (1223, 66082), (1406, 57481), (1739, 46474), (1786, 45251), (2446, 33041), (3478, 23237)]