80708886

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{21661}}^1$

素因数の和:21698

約数の個数: 40

約数和(自身を含む): 188719344

約数和(自身を除く): 108010458

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 21661, 43322, 64983, 129966, 194949, 389898, 498203, 584847, 996406, 1169694, 1494609, 1754541, 2989218, 3509082, 4483827, 8967654, 13451481, 26902962, 40354443, 80708886]

約数ペア:

[(1, 80708886), (2, 40354443), (3, 26902962), (6, 13451481), (9, 8967654), (18, 4483827), (23, 3509082), (27, 2989218), (46, 1754541), (54, 1494609), (69, 1169694), (81, 996406), (138, 584847), (162, 498203), (207, 389898), (414, 194949), (621, 129966), (1242, 64983), (1863, 43322), (3726, 21661)]