81690544

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{30211}}^1$

素因数の和:30245

約数の個数: 30

約数和(自身を含む): 171392676

約数和(自身を除く): 89702132

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 30211, 60422, 120844, 241688, 392743, 483376, 785486, 1570972, 3141944, 5105659, 6283888, 10211318, 20422636, 40845272, 81690544]

約数ペア:

[(1, 81690544), (2, 40845272), (4, 20422636), (8, 10211318), (13, 6283888), (16, 5105659), (26, 3141944), (52, 1570972), (104, 785486), (169, 483376), (208, 392743), (338, 241688), (676, 120844), (1352, 60422), (2704, 30211)]