83788360

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3169}}^1$

素因数の和:3841

約数の個数: 32

約数和(自身を含む): 188868600

約数和(自身を除く): 105080240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3169, 3305, 5288, 6338, 6610, 12676, 13220, 15845, 25352, 26440, 31690, 63380, 126760, 2094709, 4189418, 8378836, 10473545, 16757672, 20947090, 41894180, 83788360]

約数ペア:

[(1, 83788360), (2, 41894180), (4, 20947090), (5, 16757672), (8, 10473545), (10, 8378836), (20, 4189418), (40, 2094709), (661, 126760), (1322, 63380), (2644, 31690), (3169, 26440), (3305, 25352), (5288, 15845), (6338, 13220), (6610, 12676)]