64128515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 89337600

約数和(自身を除く): 25209085

約数列:

[1, 5, 11, 19, 55, 95, 109, 209, 545, 563, 1045, 1199, 2071, 2815, 5995, 6193, 10355, 10697, 22781, 30965, 53485, 61367, 113905, 117667, 306835, 588335, 675037, 1165973, 3375185, 5829865, 12825703, 64128515]

約数ペア:

[(1, 64128515), (5, 12825703), (11, 5829865), (19, 3375185), (55, 1165973), (95, 675037), (109, 588335), (209, 306835), (545, 117667), (563, 113905), (1045, 61367), (1199, 53485), (2071, 30965), (2815, 22781), (5995, 10697), (6193, 10355)]